What is the most accurate statement of the difference between glacial polish and glacial striations?
A) Glacial striations are larger than glacial polish.
B) Striations are caused by rocks and polish is caused by ice.
C) Glacial polish is formed by chemical weathering under wet-bottom glaciers; striations are physical weathering.
D) Polish is caused by the abrasion of sand-size rock clasts; striations are caused by the abrasion of larger sized rock clasts.
Correct Answer:
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