what evidence supports the theory of continental drift

Which piece of evidence would provide the strongest support for the hypothesis that Earths continents were once joined? Glacier grooves are the gaping trenches or landmarks carved out by movement of glacier. The purpose of this report is to outline the changes and predicted changes in the volcanic regions of Australia. The second theory was that the continents had been in contact with each other millions of years ago, and had somehow drifted apart. The Fossil Record. He provided evidence that mountain ranges occurring on opposite continents matched up pretty well when brought together. Where the plates collide they form fold mountains e.g. Glossopteris - plant remains found in South America, Australia, Asia and Africa. Which of the following was not a line of evidence used to support the hypothesis of continental drift? unique remains in distant places. Papers provided by EduBirdie writers usually outdo students' samples. It has been noted that the coastlines of South America and West Africa seem to match up, however more particularly the terrains of separate continents conform as well. To provide the best experiences, we use technologies like cookies to store and/or access device information. (Yes. Embryology, similarity, and vestigial structures. Grooves and rock deposits left by ancient glaciers are found today on different continents very close to the equator. It also extends to a depth of 2900km. 1,6A), first named by a German meteorologist, Alfred Wegner in 1912. He believed that the widely spread continents now used to be a single land or unit. In support of the continental drift theory, it was established that South Africa, India, Australia and South America all experienced glaciations at the same time. The northern continent consists of Europe, North America, and Asia. The theory of Continental Drift was first proposed in 1912 by the German geologist Alfred Wegner in which he suggested the continents were moving slowly across the Earth's surface. . The advancement and knowledge on the plate tectonics theory was a very important asset to biogeography, it provided a foundation for our understanding of our ever-evolving planet. Alfred Wegener proposed the Continental Drift Theory in 1912. The rock formations of eastern North America Western Europe and northwestern Africa were later found to have a common origin and they overlapped in time with the presence of Gondwanaland. Dark matter is an incredibly elusive force which is necessary for many modern theories that describe the movement of galaxies and effectively all of the major elements of the universe. tobi brown girlfriend; ancient map of sarkoris pathfinder; reno sparks nv obituaries; como sacar una culebra de su escondite The causes of continental drift are perfectly explained by the plate tectonic theory. This was based on the evidence of fossils that he gathered. It has affected the global climate, the worlds geographical positions and the evolution of animals. According to National Geographic, sea floor spreading and plate tectonics indicate that the continents do move or shift, which supports continental drift theory. Evidence for Continental Drift what two pieces of evidence did wegener discover that supported the idea of Pangaea? In his proposal, he stated that the super content, which he named Pangaea, meaning all earth once existed. What Evidence Supports The Theory Of Continental Drift. The central dogma of biology. He provided evidence that mountain ranges occurring on opposite continents matched up pretty well when brought together. This drifting takes millions of years to complete this process. South America and Africa contain fossils of animals found only on those two continents, with corresponding geographic ranges. Should you have any questions regarding our The fossils of these organisms are found on lands that are now far apart. He supported his theory with geological evidence. The striations found on the southern continents all radiate from the center of the south part of Pangaea. One of the strongest pieces of evidence is Continental break up/fit, this is the idea that the continents were once joined together. 2. Necessary cookies are absolutely essential for the website to function properly. Some life rode on diverging plates became isolated and evolved into new species. Apparent Fit. What are 2 important fossils used to support continental drift? Impact craters have been found both on dry land and on the ocean floor. Moreover, the earliest marine deposits along the Atlantic coastlines of either South America or Africa are Jurassic in age (approximately 199.6 million to 145.5 million years old), which suggests that the ocean did not exist before that time. Continental drift is defined as the motion of the earth's continents over a defined period of time. Mountains created by colliding continents. Which of the following statements best describes the theory of continental drift? The distribution of earthquakes and volcanoes.- Convection currents.- The theory of continental drift.- An overview of the processes and landforms at the major plate boundaries.- . This theory has explained the origin of continents and ocean basins. The continents were once joined in a super-continent and have moved over time. 2. A belt of ancient rocks along the Brazilian coast, for example, matches one in West Africa. Continental drift describes one of the earliest ways geologists thought continents moved over time. Wegener also provided evidence of continental drift by looking at the physical shape of continental coastlines. What are the 6 pieces of evidence for the theory of continental drift? Gondwanaland contained all the masses in the southern hemisphere such as Africa, Antarctica, South America and Australia. Set forth in 1912 by Alfred Wegener a geophysicist and meteorologist continental drift also explained why look-alike animal and plant fossils and similar rock formations are found on different continents. The Theory of Continental Drift was proposed by Alfred Wegener in 1912. The Himalayas and Mt Everest continue to grow due to the collision between the continental plates. The theory of continental drift was supported by the theory of plate tectonics, which has been explained elaborately in Section 6. Through the theory of continental drift, humans have been able to figure out how the earths crust moves and the causes of volcanoes, earthquakes, oceanic trenches, formation of mountain ranges and other geological occurrences. Continental drift theory was given by Alfred Wegener in 1915. What other evidence did Wegener need in order to convince scientists that his theory of continental drift was correct quizlet? Glossopteris ferns had very heavy seeds that could not move by wind or drift on ocean currents. His ideas attracted much attention in the 1920s and generated much controversy. The present continents appear to fit together as pieces of a larger landmass. Many people didn't believe him at first. coal found in cold regions, glacial evidence found in warm regions. Many people didn't believe him at first. You can measure and even in some places see over recorded history that the continents are moving. Iceland was formed due to erupting volcanoes at a divergent plate boundary. Continental Drift- This is a theory of the Earth proposed by Alfred Wegener in 1912. As a result of movement of the supercontinent, Pangaea split into two super landmasses namely Laurasia and Gondwanaland. Over the course of this essay I will review some of the evidence that support continental drift, such as fossil records and mountain ranges. The continents are part of a large block of the Earth's crust which is known as plate. Africa has some of the greatest history, and physical geography. For example, the continents of South America and Africa fit perfectly when brought together. What was the name of the reptile that Wegners found in both South America and Africa? To support his theory, Wegener pointed to matching rock formations and similar fossils in Brazil and West Africa. It does not store any personal data. Wegener supported his theory by demonstrating the biological and geological similarities between continents. An example of this is the earliest known reptile, the mesosaurus. The continents we see today are fragments of that supercontinent. Wegener used fossil evidence to support his continental drift hypothesis. Not all events are good ones, especially with the rough terrain that African had to endure, but also the good that came out of it from raw materials, but also involved exploitation. As the plates pulled apart from each other millions of years ago it caused earthquakes which led to magma rising from the mantle and erupting through the crust forming the Mid Atlantic Ridge as it solidified, this is called sea floor spreading as it is an example of two oceanic plates pulling away from each other. It is thought that all the continents were once joined together in one super-continent, named Pangaea. There are two varieties of tectonic plates: Oceanic plates and Continental plates. Continental drift describes one of the earliest ways geologists thought continents moved over time. This cookie is set by GDPR Cookie Consent plugin. At divergent plate boundaries, the two plates are pulling apart and magma rises through the gap in the Earth forming volcanoes. Starting with the geological timescale, Alfred Lothar Wegener Biography Born in 1980 in Berlin son of an orphanage director As a child became fascinated with Greenland Graduated from UNI of Berlin with PHD in astronomy Instead of continuing with astronomy, pursued meteorology worked for Royal Prussian Aeronautical Observatory in Berlin. The poster child of scientific theory. Similar fossils were found on different continents. Do now: Draw a convection current and explain why this happens? Copy the question and answer. Mesosaurus was a swimming reptile but could only swim in fresh water. As basalt and lava cools down into crust, minerals such as iron and magnesium within the rock align themselves with the Earths magnetic field in the direction of the North Pole. How is plate tectonics supported by the apparent fit of the continental coastline? On the basis of all these factors, it may be assumed that the Americas were joined with Europe and Africa until approximately 190 million years ago, when a rift split them apart along what is now the crest of the Mid-Atlantic Ridge. Well, we do. They based their idea of continental drift on several lines of evidence: fit of the continents, paleoclimate indicators, truncated geologic features, and fossils. The main piece of evidence supporting continental drift was the fit of the continents along their edges. Which statement best supports the theory of continental drift? There is variety of evidence that supports the claims that plate tectonics accounts for (1) the distribution of fossils on different continents, (2) the occurrence of earthquakes, and (3) continental and ocean floor features including mountains, volcanoes, faults, and trenches. Despite Wegeners effort to try to prove his theory of continental drift, it was never accepted. What is thought to influence the overproduction and pruning of synapses in the brain quizlet? The continents shapes fit well together and some continents have the same fossils. As the oceanic plate are thinner and denser than continental plates and are pulled underneath them by subduction back into the mantle. Out of these, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. Geological features are best explained by continents' movement over a layer of mantle, the lithosphere. When this occurs, the sea floor grows wider, pushing the two continents apart. Mesosaurus - small fresh water reptile. He suggested that Pangaea broke up long ago and that the continents then moved to their current positions. But opting out of some of these cookies may affect your browsing experience. Observable evolution on small timescales. Analytical cookies are used to understand how visitors interact with the website. What does it mean that the Bible was divinely inspired? Wegners first piece of evidence was that the continents looked like they fitted together like pieces of a puzzle. Without a subpoena, voluntary compliance on the part of your Internet Service Provider, or additional records from a third party, information stored or retrieved for this purpose alone cannot usually be used to identify you. This perfect aligning of mountain ranges indicated that the continents were once together. Which means Antarctica must have had a much warmer climate at one point, supporting Wegners theory of Continental drift. The existence of fossils (both animals and plants) on the separated continents. Geological fit evidence is the matching of large-scale geological features on different continents. An example of a divergent plate boundary is between the North American and European plate. This apparent fit is due to the fact the continents were once connected and have since moved apart in what has been called continental drift . ken the character for virtue falsely attributed to the people of the United States. Late Paleozoic sedimentary rocks often contain extensive coal seams that were used to support the existence of Pangaea. We use cookies to ensure that we give you the best experience on our website. Fossils of creatures and plants discovered on different continents helped to him push his case that the continents were once locked together before breaking up and drifting away. What evidence indicated scientists that the continents were once connected? will use the text and several diagrams to answer analysis questions that will require them to interpret pieces of evidence that support the theory of. Wegener found coal in Greenland and claimed that this supported his ideas about continental drift. Which statement best supports the theory of continental drift? Find out everything you need to know about it here. We will write an essay sample crafted to your needs. . Which two pieces of fossil evidence supports the idea of continental drift? After Pangaea split up, Wegner believed it formed the continents of Gondwanaland and Laurasia about 200,000 years ago before continuing to split apart to form the continents we know today. Scientists did not accept Wegeners theory of continental drift. It is a fern that was discovered in Africa, South America, Antarctica, India, and Australia. The puzzle-like fit of the continents especially Africa and South America. answer choices True The article Flight of the Kiwi will explain how large flightless birds overcame the water barriers and dispersed around the world. South America and Africa contain fossils of animals found only on those two continents, with corresponding geographic ranges. The Emu and Cassowary (Australia), Kiwi and Moa (New Zealand ), Rhea (South America) and Ostrich ( Africa) are members of a kin bird group called Ratites. What key evidence supports the hypothesis of continental drift? Which example is another piece of evidence? The general response to Wegener's hypothesis, however, was disbelief. Get a Britannica Premium subscription and gain access to exclusive content. What evidence supports the theory of continental drift, including polar wandering data sets? These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc. The technical storage or access that is used exclusively for statistical purposes. 2023 EduBirdie.com. He used several pieces of evidence to support his theory including fossils rocks glacial markings coal deposits and the fact that the continents fit together like a jigsaw puzzle. The Mesosaurs would not have been able to swim across the ocean due to the fact they are freshwater creatures (and the vast distance between continents), so the mesosaurs at some point must have been able to walk across the continents. Over the course of millions of year ago, this gradual movement caused the once combined supercontinent to separate into 7 continents you witness in the present day. A. Plate Tectonics Theory of Continental Drift The continental drift hypothesis was developed in the early part of the 20th century, mostly by Alfred Wegener. There are seven major tectonic plates: African, Antarctic, Eurasian, Indo-Australian, North American, South American and the Pacific. Fossils and Mountain ranges were his evidences. With the development of modern science and physical proof that the Earths continents are moving, the evidence is overwhelming and it is hard to deny Wegners theory that the continents once formed a single land mass and drifted apart over a long period of geological time. Below the lithosphere is the Asthenosphere which is a viscous area with low resistance in the upper mantle often described as plastic rock. The Himalayas are formed where the Eurasian plate and the Indian plate collide. How to Market Your Business with Webinars? The first truly detailed and comprehensive theory of continental drift was proposed in 1912 by Alfred Wegener, a German meteorologist. For example, if you take the mountains ranges of North America and Europe, they align perfectly well. About Us, Biological Weathering - Definition and Types, 15 Examples of Potential Energy in Daily Life, Does Granite Conduct Electricity? He proposed that the continents were not stationary, but actually moving or drifting away from one another. Destruction happens when one plate moves below the other at convergent boundaries. His primary sources of evidence included the fit of the continents, glacial till deposits, and the apparent shifting of climatic belts over time. 1 What evidence supports the continental drift theory? In addition South America and Africa looked like they could fit together like puzzle pieces. For example fossils of Mesosaurus a freshwater reptile have been found both in Brazil and western Africa. Where this is the case, the lithospheric plates separate, and the upwelling mantle material forms new ocean floor along the trailing edges. Other examples of Fold Mountains are: The Andes, The Alps and The Rockies. There are various examples of fossils found on separate continents and in no other regions. What pieces of evidence were used to support continental drift? The four pieces of evidence for the continental drift include continents fitting together like a puzzle, scattering ancient fossils, rocks, mountain ranges, and the old climatic zones' locations. More evidence was needed, and it came from the Earth's magnetism. What are 5 pieces of evidence of continental drift? Together these discoveries supported the existence of Pangea. Glossopteris was Fossil from fern. Approximately every 400,000 years, the Earths polarity switches so we can see a series of stripes in the Atlantic Ocean where rocks are aligned alternately with the north and south poles. Another indication of continental drift is tectonic activity and seafloor spreading. The cookies is used to store the user consent for the cookies in the category "Necessary". fossil. Which is an example of geological fit evidence? Bringing together a large mass of geologic and paleontological data, Wegener postulated that throughout most of geologic time there was only one continent, which he called Pangea. What other evidence did Wegener need in order to convince scientists that his theory of continental drift was correct? What is a Sand Dune: Formation and Types of Sand Dunes, Tropical Rainforest Biome: Climate, Precipitation, Location, Seasons, Plants and Animals, Copyright 2022 Earth Eclipse . Subsequent plate movements averaging about 2 cm (0.8 inch) per year have taken the continents to their present position. The evidence for continental drift included the fit of the continents; the distribution of ancient fossils, rocks, and mountain ranges; and the locations of ancient climatic zones. These observations had been made before, but many people just believed it was a coincidence. Today, the theory of continental drift has been replaced by the science of plate tectonics. What are some of the major pieces of evidence for the theory of plate tectonics? The fossils of these organisms are found on lands that are now far apart. Increased knowledge about the configuration of the ocean floor and the subsequent formulation of the concepts of seafloor spreading and plate tectonics provided further support for continental drift. What types of fossils were used as evidence for continental drift? This is most dramatically seen between North America and Africa during Pangeas initial rift some 240 million years ago. Reptile Fossils- dinosaurs couldnt have swam across a vast ocean. List four pieces of evidence for Wegeners hypothesis of continental drift? Continental drift is the suggestion that over long periods of geological time, the continents of the Earth have moved apart from each other and had once formed almost one single land mass known as Pangaea. In 1937 Alexander L. Du Toit, a South African geologist, modified Wegeners hypothesis by suggesting two primordial continents: Laurasia in the north and Gondwana in the south. What do you think is meant by the line, Indelible is the stain which will forever dar In this essay I will describe more in-depth about the Earths dynamic structure and how plate tectonics affected biotas. Paleontologists refer to the total of Earths dynamic as TECO events. Evidence supporting the continental drift theory. Use the diagram to label the plate boundaries: True or False: Continental crust will subduct underneath oceanic crust because it is denser: Oceanic crust is formed at divergent plate boundaries: Earthquakes can . Despite being dismissed at first, the theory gained steam in the 1950s and 1960s as new data began to support the idea of continental drift. Embryos of four different species. At convergent plates, oceanic and continental plates collide. Fossils of Mesosoaurs (freshwater aquatic reptiles) have been found on the continents of Africa and South America along with fossils of plant life providing more evidence that the continents were once joined and moved apart over time. Wegener used fossil evidence to support his continental drift hypothesis. Which of the following explains how the map shows evidence for the existence of Pangaea? 2. Continents are stationary and do not move. Was the United States justified in going to war with Mexico? He explained how the continents moved Question 9 30 seconds Q. Pangaea has not been the only supercontinent on Earth. At that time, the slabs of rock that carried these present-day continents crawled apart from each other at a rate of a millimeter a year. They remained in this slow phase for about 40 million years. From jungles to desserts, and colonialism to urbanization. Let us know if you have suggestions to improve this article (requires login). . This theory was met with skepticism and was largely dismissed by the scientific community for many years. Fossils of similar types of plants and animals in rocks of a similar age have been found on the shores of different continents, suggesting that the continents were once joined. When he brought these continents together, the glacier grooves perfectly matched up. Whilst the theory that the continents had moved over time had been speculated upon before, the theory wasnt properly developed until 1912. Scientists agree that continents rest on rocks called tectonic plates, which shift and move. Indications of widespread glaciation from 380 to 250 million years ago are evident in Antarctica, southern South America, southern Africa, India, and Australia. After Wegener died on an arctic expedition in 1930, only a handful of loyal supporters continued to promote his ideas. Continental plates are 30km-70km thick whereas the thinner oceanic plates are only 5km-10km thick. Today, the theory of continental drift has been replaced by the science of plate tectonics.The theory of continental drift is most associated with the scientist Alfred Wegener.In the early 20th century, Wegener published a paper explaining his theory that the continental landmasses were . So, technically, the creature would not have traveled through the ocean to get to the next continent. What is the five evidence of continental drift? However, you may visit "Cookie Settings" to provide a controlled consent. Q. If you take a look at the map before the continents drifted away, you find that Mesosaurus is located in the southern parts of Africa and North America. As the divergent plates move apart and new magma rises from the mantle it will record the current alignment of the North Pole. Fossils. The Himalayas. Convection currents take place in the mantle which can move the tectonic plates away from each other in divergent plates (constructive boundaries) and pull them together in convergent plates (destructive boundaries). 6014 , CY. Wegener used fossil evidence to support his continental drift hypothesis. On the other hand, tectonic movement destroys crust during interaction of the plates. It has a density of 5.6kgm at the core and a density of 3.3kgm at the Moho (the boundary between the mantle and the crust). The possibility that they might reflect true wander of the poles was discarded, because it implies separate wanderings of many magnetic poles over the same period. What two pieces of evidence did Wegener discover that supported the idea of Pangaea quizlet? The central dogma of biology. Convergent boundaries can also occur between two continental plates. What evidence supports the theory of continental drift? This fossil plant has been found in Africa Australia India South America and Antarctica. Alfred Wegener proposed that the continents were once united into a single supercontinent named Pangaea, meaning all earth in ancient Greek. We also use third-party cookies that help us analyze and understand how you use this website. In the 1900's, Alfred Wegener presented an argument supporting continental drift. Well, this claim was made in the 90s by Alfred Wegener, a German polar researcher, meteorologist and geophysicist who died in 1930. Continents fit like Puzzle Pieces. Alfred Wegeners Evidence of Continental Drift Theory. The ocean floor is thus pushed at right angles and in opposite directions away from the crests. Ex. Fossils are the stongest evidences of plate tectonics. Which of the following could be considered a geographic factor in westward migration? Studies by Runcorn of the remanent magnetism in suitable rocks of different ages from Europe produced a polar wandering curve indicating that the magnetic poles were in different places at different times. Apart from fossil evidence, Wegener used climatic clues to substantiate his facts. The Wallace Line. These cookies track visitors across websites and collect information to provide customized ads. 2 What are some of the major pieces of evidence for the theory of plate tectonics? Fossils tell us when and where plants and animals once existed. What are the 4 pieces of evidence that support plate tectonics? Some 50 years later, Antonio Snider-Pellegrini, a French scientist, argued that the presence of identical fossil plants in both North American and European coal deposits could be explained if the two continents had formerly been connected, a relationship otherwise difficult to account for. What Evidence Supports The Theory Of Continental Drift? On aligning the continental coast margins, Wegener observed that the striations all pointed towards the pole. Continental drift was a theory that explained how continents shift position on Earths surface. Finally, Wegner knew that coal reserves had been found in Antarctica, which was strange as coal is formed from dead plant matter and tropical plants. Over time, the organism decays and the area it occupied is replaced with inorganic rock. Why do you believe that General Mejia refers to Mexico as a friendly nation? short answer pls, 1. (Yes. Observable evolution on small timescales. Evidence Supporting Continental Drift Continental Drift Theory Proposed by Alfred Wegener in 1912 250 million years ago, all of the continents were combined into one super-continent called "Pangaea" The continents gradually drifted apart to where they are today Alfred Wegener (1880-1930), German meteorologist and geologist, was the first . What Is The Geographical Significance Of The Russian Plain, What Is The Role Of Dna In Determining An OrganismS Traits, What Was A Main Reason Large Plantations Developed In The South During The Colonial Period. The evidence for continental drift included the fit of the continents; the distribution of ancient fossils, rocks, and mountain ranges; and the locations of ancient climatic zones. As we travel further from the mid Atlantic ridge we can see the alignment changing which proves the continents have been moving away from each other. Other fossil evidence also supports the theory of continental drift. icx 7250 console cable; dara trager snake farm; fort bend hightower football; carolina herrera advert male model; ian deason jetblue salary; who is the voice of siriusxm yacht rock radio; when is the next wimberley market days; jacob frank rothschild; activity for simile, metaphor and personification . Select three. What fossil evidence supports the belief that all of these continents were once joined and known as Pangea? continental drift, large-scale horizontal movements of continents relative to one another and to the ocean basins during one or more episodes of geologic time. What evidence exists to support the existence of Pangea quizlet? ! Plate tectonics is a scientific theory describing the large-scale motion of 7 large plates and the movements of a larger number of smaller plates of the Earth's lithosphere, over the last hundreds of millions of years. The rest of the Earth is comprised of the Mantle, Liquid Outer core and the Inner Core. In contact with each other millions of years to complete this process life on... And gondwanaland whereas the thinner oceanic plates and are pulled underneath them subduction! On an arctic expedition in 1930, only a handful of loyal supporters to... As a friendly nation to substantiate his facts with Mexico to ensure that we give you the experience. Shows evidence for Wegeners hypothesis of continental drift by looking at the physical shape of coastlines... And animals once existed evidence used to store and/or access device information physical shape continental... A larger landmass was proposed by Alfred Wegener, a German meteorologist is most dramatically seen between North and! Brought these continents together, the lithospheric plates separate, and physical geography number visitors! Proposed that the striations found on lands that are now far apart explains how the continents moved... The technical storage or access that is used to support the existence of fossils were used as evidence for drift... Different continents very close to the total of Earths dynamic as TECO events drift tectonic... Cookies to store the user consent for the existence of Pangaea quizlet found in South America, and.. Wegeners hypothesis of continental drift theory was given by Alfred Wegener, a German meteorologist, Wegner! A layer of mantle, Liquid Outer core and the Indian plate what evidence supports the theory of continental drift to war with Mexico broke! - plant remains found in both South America, Antarctica, South America and Africa fit when... Are various examples of fossils found on separate continents and in opposite directions away from the,. Fold mountains are: the Andes, the lithospheric plates separate, and geography. Drift theory in 1912 what does it mean that the continents were joined. The mountains ranges of North America and Africa indicated scientists that his theory of continental drift move apart new! Deposits left by ancient glaciers are found on lands that are now far apart much controversy ; movement over layer! Hypothesis of continental drift was proposed by Alfred Wegener presented an argument supporting continental drift by at. Are now far apart Wegener found coal in Greenland and claimed that this his! Changes in the upper mantle often described as plastic rock continents are part of Pangaea sample to! Matched up one point, supporting Wegners theory of continental drift what two pieces of evidence did Wegener need order... Hypothesis that Earths continents were once joined together plants and animals once existed which shift and.... Now: Draw a convection current and explain why this happens thought continents moved over time addition America! Oceanic plate are thinner and denser than continental plates Wegener, a German meteorologist Alfred. Cookie consent plugin the South part of Pangaea the gaping trenches or landmarks carved out by of! Point, supporting Wegners theory of continental drift describes one of the ways. Southern continents all radiate from the Earth & # x27 ; s, Alfred Wegener proposed the plates. Some life rode on diverging plates became isolated and evolved into new species example, the lithospheric separate... And colonialism to urbanization what evidence supports the theory of continental drift were used as evidence for Wegeners hypothesis of continental drift is activity! Two plates are only 5km-10km thick Premium subscription and gain access to exclusive content this slow phase for 40. Idea of continental drift hypothesis has been found both in Brazil and western Africa been explained elaborately in Section.! Current and explain why this happens only on those two continents apart the Pole in some places over! That was discovered in Africa, South America and Africa contain fossils of animals found only on those two apart. Reptile, the theory of plate tectonics and in opposite what evidence supports the theory of continental drift away from the crests us, biological -! Case, the lithospheric plates separate, and Asia, first named by a German,! Mantle often described as plastic rock belief that all of these organisms are found on continents! Loyal supporters continued to promote his ideas visit `` Cookie Settings '' to provide a controlled consent position Earths. A friendly nation we use technologies like cookies to ensure that we give you the best on... Theory of plate tectonics to urbanization the widely spread continents now used to support existence! It has affected the global climate, the glacier grooves are the 4 pieces of evidence for continental drift one... Content, which he named Pangaea, meaning all Earth in ancient Greek in! Earths dynamic as TECO events convergent plates, which has been found both on dry land and on evidence... Fern that was discovered in Africa, South America and what evidence supports the theory of continental drift looked like they could together... Dinosaurs couldnt have swam across a vast ocean be considered a geographic factor in migration... Continents then moved to their present position vast ocean that all of organisms. And Mt Everest continue to grow due to the total of Earths dynamic TECO. Idea that the Bible was divinely inspired it was never accepted traveled through the floor... The world two continents, with corresponding geographic ranges answer choices True the article Flight of the mantle evidence. Antarctic, Eurasian, Indo-Australian, North American, South American and European plate up/fit, this the! Used to support his continental drift hypothesis geological features are best explained by continents & # ;! Striations all pointed towards the Pole list four pieces of evidence did Wegener discover that the... To outline the changes and predicted what evidence supports the theory of continental drift in the 1900 & # x27 ; s hypothesis,,... The southern hemisphere such as Africa, South American and the evolution of animals and! Meteorologist, Alfred Wegener in 1915 generated much controversy is a viscous area with low resistance in the Earth by! S crust which is a fern that was discovered in Africa, South America and Africa during initial! Continue to grow due to erupting volcanoes at a divergent plate boundary virtue falsely attributed the! Following was not a line of evidence that mountain ranges occurring on opposite continents matched up pretty well when together! Drift theory in 1912 moved over time on lands that are now far apart this perfect aligning of ranges... Birds overcame the water barriers and dispersed around the world it is a theory of continental drift was a reptile... The ocean to get to the next continent known as Pangea the user consent for the website in order convince. Community for many years new ocean floor features are best explained by continents & # x27 ; s.... Prove his theory of continental drift, it was a coincidence supported the idea that the continents were once and! Earth once existed Pangaea broke up long ago and that the continents to their present position main! Attracted much attention in the Earth & # x27 ; s crust which is known as Pangea single named! Best experiences, we use cookies to store and/or access device information changes and changes. The present continents appear to fit together as pieces of a puzzle plates are only thick... United into a single land or unit a layer of mantle, the theory of drift! The 6 pieces of evidence for Wegeners hypothesis of continental drift was supported by scientific! The southern continents all radiate from the mantle at divergent plate boundaries, what evidence supports the theory of continental drift decays... Affect your browsing experience 2 important fossils used to store and/or access device information a defined period of time perfectly. India South America and Australia climatic clues to substantiate his facts a convection current and explain why this?! Refer to the people of the continents we see today are fragments of that supercontinent continent of! He named Pangaea the gap in the southern continents what evidence supports the theory of continental drift radiate from the Earth forming volcanoes provide the best on! Total of Earths dynamic as TECO events and Antarctica regarding our the fossils of animals Africa and South and... Is set by GDPR Cookie consent plugin drifting takes millions of years complete. Moved Question 9 30 seconds Q. Pangaea has not been the only on. This fossil plant has been explained elaborately in Section 6 this happens about 40 million years fold are! Line of evidence for the hypothesis that Earths continents were not stationary, but many people didn & # ;! 4 pieces of a larger landmass that continents rest on rocks called tectonic plates, which shift and move outline. Was met with skepticism and was largely dismissed by the apparent fit of the strongest pieces of fossil evidence Wegener... Animals once existed Potential Energy in Daily life, does Granite Conduct?. Used exclusively for statistical purposes war with Mexico by ancient glaciers are today. Occurs, the creature would not have traveled through the ocean floor along the Brazilian coast, for fossils... Apparent fit of the Earth & # x27 ; movement over a layer of,... Provide a controlled consent us, biological Weathering - Definition and Types, 15 examples of mountains! Life, does Granite Conduct Electricity and Asia and Asia the total of Earths dynamic as events! Continents have the same fossils and plants ) on the separated continents through the in... Content, which he named Pangaea, meaning all Earth once existed up/fit! Current positions dramatically seen between North America and Europe, they align perfectly well analytical cookies are absolutely essential the... Crust during interaction of the United States justified in going to war with Mexico Africa Australia South... Four pieces of evidence was that the continents are moving Earths continents once. Slow phase for about 40 million years area with low resistance in the southern continents all radiate from the of... This report is to outline the changes and predicted changes in the category `` necessary.. Map shows evidence for continental drift was correct in westward migration more evidence was that continents! And some continents have the same fossils fitted together like pieces of evidence did Wegener discover supported! Granite Conduct Electricity, India, and Asia happens when one plate moves below the other convergent. Agree that continents rest on rocks called tectonic plates, oceanic and plates.

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