Answer:
The rocks at top of mountain undergo more erosion than rock at bottom of mountain.
Explanation:
Mountains are formed by the movement of Earth's plates against each other, over millions of years ago. The topmost part of mountain is known as summit and the bottom-most part is known as base .
The characteristics of rock at summit and bases varies according to wether conditions and major difference between the rock at summit and base is that, at summit, the rocks undergoes rapid erosion. While at base, the rate of erosion is much lesser.
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