Go to the following Geotours Folder in Google Earth: 2. Exploring Geology Using

Question

Go to the following Geotours Folder in Google Earth: 2. Exploring Geology Using Google Earth ? Geotour Worksheets ? K. Earth History. Check and double-click the “Paleogeographic Model” folder in the "Global Paleogeographic Model" folder within the K. Earth History worksheet folder and make the entire folder semi-transparent. Turn on the latitude and longitude lines (View ? Grid) and Borders and Labels in the Layers panel. Now, play the time animation through several times and rotate the globe to watch the animation from different perspectives. You can manually play the animation by grabbing the right part of the time slider and moving it, or you can toggle the animation on/off automatically by clicking the right-most clock icon in the historical animation box (upper left corner of the Google Earth viewer). Leave the Paleogeographic Maps checked to answer the following questions. Check and double-click placemark Problem 1i. Approximately how long did it take India to travel from Antarctica to collide with Asia? Start at 120 Ma and progressively drag the time slider until India collides with Asia.

~200 Myrs

~30 myrs

~150 myrs

~90 myrs

Explanation / Answer

Ans) ~90 Million years.

Indian plate collided with Asia between 55 to 50 million years ago, if we start with 120 million years ago the time taken is around 70 million years, but if we start from the beginning of seperation of Antarctica from 140 million years ago the total time taken by indian plate to collide with Asia becomes 90 million years.

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