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3. What is the grinding of rock by friction or impact?

a) Abrasion
b) Decomposition
c) Erosion
d) Infiltration

User Moinudin
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2 Answers

5 votes

Answer:

Abrasion

Step-by-step explanation:

All of the other ones wouldn't involve grinding against each other

User Radu Simionescu
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7 votes

Answer:

Abrasion

Step-by-step explanation:

Because, "Abrasion is the grinding away of rock by friction or impact."

User Bendulum
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