Evidence of continental drift
Chapter 17 -- plate tectonics continental drift – the continents once formed a single landmass, it broke up, the continents then “drifted” to their present. Lab: wegener’s puzzling continents the earth, his presentation of carefully compiled evidence for continental drift inspired decades of scientific debate. Paleomagnetism and continental drift by the mid twentieth century enough evidence had been amassed to begin openning the minds of many scientists to the idea that. What was wegener's evidence for continental drift question date: 2012-02-13: answer 1: alfred wegener brought together several lines of evidence to support his.
Continental drift was devised by alfred wegener evidence would be: 1 deposition of glacial tills in the southern continents and how they match when. Continental drift the evidence wegener used is correct and the basic premise of continental drift is correct - at one time all of the continents were part of one. Continental drift jarðsaga 1 what is the evidence based on in the early 1960s, the emergence of the theoryof plate tectonicsstarted a revolution in the earth. Wegner's evidence for continental drift through convection currents. Continental drift: continental drift, large-scale horizontal movements of continents relative to one another and to the ocean basins during one or more episodes of. 303 the other , despite the fact that the continents were arranged using the continental shelves, with no regard for the locations of shields.
There are many examples of fossils found on separate continents and nowhere else, suggesting the continents were once joined if continental drift had not occurred. Continental drift alfred wegener, in the first three decades of this century, and dutoit in the 1920s and 1930s gathered evidence that the continents had moved.
Define continental drift: a slow movement of the continents on a deep-seated viscous zone within the earth. Continental drift is very slow and subtle it was originally suggested by alfred wegener in 1912 on the basis of indirect evidence, such as the apparent fit of the.
Continental drift was hotly debated off and on for decades following beginning in the 1950s, a wealth of new evidence emerged to revive the debate about. Introduction to theory and evidence of continental drift.
Continental drift theory continental drift is the hypothesis that all the continents had once been joined together in a evidence for continental drift.
Alfred wegener collected diverse pieces of evidence to support his another important piece of evidence in the continental drift theory is the fossil relevance. According to national geographic, sea floor spreading and plate tectonics indicate that the continents do move or shift, which supports continental drift theory. Geologic evidence continental slope fit distribution of earthquakes geologic evidence continental drift – continents were once united and have since. Conclusion confounded by his critics on the evidence for drift in the geological past, wegener turned to geodetic data in the form of longitude measurements around. Evidence for continental drift: fit of the continents it was the amazingly good fit of the continents that first suggested the idea of continental drift.
Dynamic planet: a world map of geological and fossil evidence rather than merely fitting similar continental drift—had its inception as early as. Continental drift is the movement of the earth's continents relative to each other, thus appearing to drift across the ocean bed the speculation that continents. Continental drift was a theory that explained how continents shift position on earth's surface set forth in 1912 by alfred wegener, a geophysicist and meteorologist. Chapter 1, section 3 continental drift in 1910, a young german scientist named alfred wegener (vay guh nur) became curious about the relationship of the continents. Continental drift is the theory that the continents have shifted their positions over time today, the subject of continental drift has been subsumed into plate.