Create marketing content that resonates with prezi video. Lesson 2 pangaea and the theory of continental drift. Continential drift assignment by prudence edwards on prezi. Im just a hobby geologist, so take me with a grain of salt on this. By downloading, you agree to the permissions to use this file. Continental drift theory and plate tectonics and we will be seeing how did the story come up, how what were the evidences that they showed and what is the evaluation of this. Continental drift refers to the movement of the continents relative to each other. It is this german man to whom we credit with the proposal of the theory of continental drift. Wegener said that continents move around on earths surface and that they were once joined together as a single supercontinent. The theory deals with the distribution of the oceans and the continents. Theory of continental drift the continental drift hypothesis was developed in the early part of the 20th century, mostly by alfred wegener. Continental drift, seafloor spreading and plate tectonics.
In this lesson we looked at the theory of continental drift, an idea put forward by german scientist alfred wegener. This is alfred wegeners theory of continental drift video by ayeshaibraheem on vimeo, the home for high quality videos and the people who love them. The adobe flash plugin is needed to view this content. Ppt alfred wegener powerpoint presentation free to download id. Alfred wegeners theory of continental drift video on vimeo. The concept was independently and more fully developed by alfred wegener in 1912, but his theory was rejected by many for. Theory of the continental drift worksheets learny kids. This single land mass was calledpangaea latin for all lands 3. Continental drift was a revolutionary scientific theory developed in the years 19081912 by alfred wegener 18801930, a german meteorologist, climatologist, and geophysicist, that put forth the hypothesis that the continents had all originally been a part of one enormous landmass or supercontinent about 240 million years ago before breaking apart and drifting to their current locations. Mineral deposits, continental drift, and plate tectonics. Later we will be seeing the application point of it i. Continental drift is the theory the the continents have shifted in location and shape throughout the life of the earth. The continental drift theory station lab is a plug and play unit that is meant to accompany my free mad science station lab series.
According to the theory of continental drift, the original state of the worlds continents is the pangea which was referred as the super continent. Alfred wegner was a german meteorologist who put forth the continental drift theory in 1912 it is considered that there was a single landmass called pangaea which means all earth. Today the theory of plate tectonics is a fundamental principle in geology. A brief introduction to alfred wegeners theory of continental. This was the time when reptiles and winged insects first appeared. Alfred wegener, a german meteorologist, was the first to begin to work out details to explain this interesting observation. Download this movie and find classroom resources at the biointeractive. According to wegeners continental drift theory, all the continents were one single continental mass called a super continent pangaea and a mega ocean surrounded this supercontinent. Continental drift in the early 1900s, german meteorologist alfred wegener theorized that the continents were once connected in a supercontinent and they have been drifting across the earths surface ever since. Continental drift continental drift alfred wegener continental drift the theory in 1912, alfred wegener and frank taylor first proposed the theory that 200 million years ago the. You are allowed to download the video for nonprofit, educational use.
In 1910, alfred wegenerdeveloped the hypothesisthat all the continents hadbeen joined together in a singleland mass and have drifted apart. In the early 20th century, wegener published a paper explaining. Polar wandering similar to continental drift theory polar wandering is the relative movement of the earths crust and upper mantle with respect to the rotational poles of the earth. People used to think that earth was static, and that it never changed. The development of the theory is an excellent example of the cumulative nature of science and the scientifc. Pangea, wegener, and continental drift hhmi biointeractive video. Anyone whos ever experienced an earthquake or seen a volcano knows that the phrase solid ground doesnt always apply. Join carlos jaramillo on an archeological dig in panama as he excavates the threemillionyearold.
Continental drift movie trailer and videos tv guide. Take cornell notes 3 questions and a summary from this video from the khanacademy which covers alfred wegners theory of continental drift and pangaea. Continental drift and plate tectonics university of iceland. Animation of theory continental drift stock video download video. The presentation about plate tectonics is divided into 3 separate discussions. There he argued for the separation of wegeners pangea into the two super continents, laurasia and gondwana. The speculation that continents might have drifted was first put forward by abraham ortelius in 1596. Gradually, a body of evidence was gathered that made no sense in this. Seafloor spreading theory sfst seafloor spreading describes the movement of. Download this animation of theory continental drift video now. The theory of continental drift suggests that the continents have moved in the past and they are still moving today.
Continental drift theory continental drift is the hypothesis that all the continents had once been joined together in a single landmass. Thirty years, later, harry hess provided the proof needed to complete wegeners theory and. Diagram from an article by alfred wegener 18801930 on his theory of continental drift, published in discovery, london, 1922. Ppt alfred wegener powerpoint presentation free to. Creator of the continental drift theory makers of modern. Displaying top 8 worksheets found for theory of the continental drift. Henry tin belts on continents around atlantic ocean r. Continental drift educational videos watchknowlearn. The answer for the given question above would be the term pangea.
While pondering the similarities between the coastlines of south america and africa, wegener came up with an idea. Hall possible method for the proof or disproof of the wegener theory f. I discuss the evidence he found to support his theory, and why it was not accepted while he was still alive. Celebrating prezis teacher community for teacher appreciation week. To summarise, the theory of continental drift was published by. The skeptics society is a nonprofit organization that investigates extraordinary claims and promotes science and critical thinking. Alfred lothar wegener november 1, 1880 november 1930 was a german polar researcher, geophysicist and meteorologist. Some of the worksheets for this concept are inside earth work, continental drift and plate tectonics, theoretical models continental drift, continental drift activity packet, work on tectonic plate theory final, continental drift sea floor spreading and plate tectonics, continental drift. When continents collide national geographic society. All the continents were once joined together in a single landmass and have since drifted apart 3. Continental drift original demo version by the amoeba people, released 02 august 20 in the year of 1910 there was a scientist whose name was alfred wegener he noticed that the continents looked just like pieces of a broken puzzle by 1915 he called it continental drift it caused a rift with his fellow scientists who sang. Anyone whos ever experienced an earthquake or seen a volcano knows that the phrase solid ground doesnt. Today, the theory of continental drift has been replaced by the science of plate tectonics. Continental drift explained why continents shapes fit together like pieces of a.
This approach is meant to highlight the historical development of the theory of plate tectonics. Continental drift describes one of the earliest ways geologists thought continents moved over time. The theory of continental drift continental drift discovery the world alfred wegener theory of continental drift continental drift p95 red book, 182 in sciencesaurus theory that continents were once part of a single landmass that broke apart and have moved to their present locations. The theory of continental drift is most associated with the scientist alfred wegener. And search more of istocks library of royaltyfree stock video footage that. Scientists have discovered that continents have moved from their current. Continental drift original demo version the amoeba people. The man my teacher mentioned, alfred wegener vay gen ner, developed the continental drift theory in 1915.
Continental drift theory seeks to explain the phenomena of plate tectonics and the movement of land masses across the planet. Continental drift describes one of the earliest ways geologist s thought continent s moved over time. Grossman on vimeo, the home for high quality videos and the people who love them. To begin with, the current geologic theory was that the crust was all. Wegener postulated that the continents had not always occupied their present locations, but had moved.
Alfred wegener, a scientist from germanys theory was the continental drift. Donald prothero celebrates a century of the geological revolution of alfred wegeners theory of continental drift. Continental drift explained why continents shapes fit together like pieces of a puzzle and why. Continental drift pangaea broke apart and slowly moved toward their present day location 3. Continental drift is the theory that the earths continents have moved over geologic time relative to each other, thus appearing to have drifted across the ocean bed.
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