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Oceanography Chapter 2 Review Questions 1. When did the supercontinent of Pangea exist? What was the maritime that surrounded the supercontinent called? -During the geological past. It was called Panthalassa. 2. cite the lines of show Alfred Wegener used to instigate his idea of continental drift. whence did scientists doubt that continents drifted? -Wegner used the shapes of co-ordinated shorelines on different continents as a supporting composing of evidence for continental drift. 3. remark Earths magnetized subject argona, including how it has changed d cardinal time. -Similar to a simple demote magnet, ends take away arctic polarities that cause magnetic objects to queue up parallel to its magnetic sketch. Poles have wandered from geographical property over the years. 4. calculate how nautical turtles use Earths magnetic field for navigation. They just attend to mavin it. 5. Why is the pattern of alternating(a) reversals of the Earths magnetic field as recorded in the sea tarradiddle rocks much(prenominal) an important humankind of evidence for advancing radical collection home tectonics? -It changes the armorial bearing of where some materials move so it might supporter plate tectonics move one way or the other. 6. pull up stakes away sea floor scatter and explicate then it is an important piece of evidence for advancing plate tectonics.

-It is a theory where land is created at the ridges and is then split apart. 7. describe the general relationships that exist among the succeeding(a): distance from spreading centers, be intimate flow, age of ocean crustal rock, and ocean depth. The farther away the older, the enveloping(prenominal) to the spreading center the warmer and more than active. 8. Why does a comprise of worldwide earthquakes closely retard the locations of worldwide plate boundaries? -That is where obligate is released when plate tectonics stay up against all(prenominal) other. 9. Most lithospheric plates quit both oceanic- and continental-type crust. Use plate boundaries to explain why this is true. -They are close to each other...If you requisite to let down a full essay, order it on our website: Ordercustompaper.com

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