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# Solved: Tectonic plates are large segments of the Earth’s

## Problem 9PE Chapter 1

College Physics by Urone | 1st Edition

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College Physics by Urone | 1st Edition

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Problem 9PE

Tectonic plates are large segments of the Earth’s crust that move slowly. Suppose that one such plate has an average speed of 4.0 cm/year. (a) What distance does it move in 1 s at this speed? (b) What is its speed in kilometers per million years?

Step-by-Step Solution:
Step 1 of 3

Solution 9PE

This question involves conversion of the given units to the required units.

(a) Average speed of the plate

In 1 year, the plate moves

Now,

Therefore, in  , the plate moves

So, in , the plate moves

(b)

1...

Step 2 of 3

Step 3 of 3

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