Question

question 9 of 20 :
select the best answer for the question.

1. whats erosion?

a. a chemical change in rock that weakens it
b. the breakdown of rock into smaller pieces
c. a change in rock resulting from exposure to water
d. the removal of weathered products from rock
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Explanation:

• Option A: Chemical change weakening rock is chemical weathering, not erosion.
• Option B: Breakdown of rock into smaller pieces is mechanical weathering, not erosion.
• Option C: Change from water exposure can be weathering, not erosion.
• Option D: Erosion is the process of removing weathered (broken down) rock products (like sediments) from their original location, e.g., by wind, water, ice. This matches the definition of erosion.

Answer:

D. The removal of weathered products from rock