Continental divide: the breakup of pangaea | exploratorium this interactive activity adapted from the exploratorium presents evidence that supports the theory of plate tectonics, which explains how and when continents have shifted position over time geological and biological evidence have played important roles in forming the. Quick answer plate tectonics theory, formerly known as the theory of continental drift, is well supported in geology, geography and biology it has the power to explain many phenomena, such as volcanoes and earthquakes. Most biological species seemed to be unique to the region or continent in which they were found describe the evidence for continental drift (12 marks) the mid. The evidence in support of the theory of continental drift essay sample pages: 5 word count: 1,193 rewriting possibility: 99% (excellent) category: earth evidence. Continental drift lesson for kids: theory & facts chapter 4 / lesson 17 lesson this lesson is about the theory of continental drift and evidence to support the. Continental drift if you have ever looked at a map of the atlantic ocean, you have probably noticed that the coastlines of africa and south america seem to fit together like pieces of a jigsaw puzzle the fit between the two coastlines is even better when the edges of the continental shelf are compared. Continental drift and seafloor spreading the keys to modern earth and oceanographic sciences until only recently, geologists had thought that earth’s surface hadn’t changed much since the planet formed 46. Continental drift: evidence a discussion of some of the evidence supporting continental drift on earth encyclopædia britannica, inc aside from the congruency of.
Alfred wegener's theory of continental drift people used to think that earth was static, and that it never changed gradually, a body of evidence was gathered. 2 plate tectonics continental margins south america africa plate tectonics near perfect fit when continents are joined by continental margins plate tectonics. Polar wandering: polar wandering,, the migration over the surface of the earth of the magnetic poles of the earth through geological time it was long recognized that the directions of magnetization of many rocks do not correspond to the present direction of the geomagnetic field at their sites but not until the. Bieogeographical distribution of proteaceae can be explained via continental drift comparative anatomy a comparison of the anatomic features of different species. How continental drift affects evolution though taken for granted by most people today, the idea that the continents move across the earth’s surface relative to each other was dismissed as impossible or ridiculous only 60 years ago by most geologists just as evolution was dismissed in the same way by most biologists a century earlier. What is the evidence of continental drift biological evidence similar fossil formations are found on either side of the atlantic for example, a reptile called mesosaurus, is found only in south america and southern african sediments.
review the evidence in support of the theory of continental drift (40 marks) plan intro: define the terms in the question tell the examiner what. Continental drift is a concept relating to the movement of the earth's continents the proving of the continental drift theory came from evidence found around the world. Continental drift has affected the evolution of animals, the worlds geographical positions and the world's climates there are also many horrendous effects of. Alfred wegener: building a case for continental drift search main menu skip to primary content skip to secondary content home life continental drift evidence.
Sonor showed the mid atlantic ridge dividing the plates like the north atlantic from the european plate this provides evidence for wegener's theory of continental drift. Start studying anthro 1 aretha learn vocabulary, terms, and more with flashcards, games, and other study tools.
What evidence is there for continental drift as early as 1596, the dutch map maker abraham ortelius suggested that the americas, eurasia and africa were once joined. Start studying biology: evolution unit learn vocabulary, terms, and more with flashcards, games, and other study tools. Get information, facts, and pictures about plate tectonics at encyclopediacom make research projects and school reports about plate tectonics easy with credible articles from our free, online encyclopedia and dictionary.
The most obvious and compelling evidence for continental drift consists of the shapes of the continents the fit of some continents is readily apparent on casual. 6) what kindof biological evidence supports the notion that all the the continents were once part of a single supercontinent what kind of climatological evidence supports the concept of continental drift.
Extracts from this document introduction outline the evidence to support the theories of plate tectonics & continental drift the theory of continental drift is the idea that about 175 million years ago all the continents of the earth were a single giant landmass. Climatological evidence for continental drift in the 1900's, alfred wegener presented an argument supporting continental drift he proposed that the continents were. Continental drift - a2 geography 1 definition the very slow movement of the continental plates on the surface of the earth due to. Earth science – plate tectonics earth science inside the earth 1 what are the layers that make up our planet earth read the description and label the picture the.
Biological evidence of continental drift review the evidence in support of the theory of continental drift (40 marks) plan intro: define the terms in the question. Flipped from head to toe: 100 years of continental drift theory date: january 5, 2012 source: helmholtz centre potsdam - gfz german research centre for geosciences. Continental drift and the evolution of the biota on southern continents t by allen keast biology department, queen's university kingston, ontario, canada abstract the. Several kinds of geological evidence bearing on continental drift, apart from palaeomagnetism, will be discussed the most obvious is the fitting of continental margins, as around the atlantic, with excellent shape-fit and with truncated geological structures and distributions dating from before the.