In a creek bed you find smooth rocks of all sizes. What could explain this? A.A chemical change has occurred in


In a creek bed you find smooth rocks of all sizes. What could explain this?
A.A chemical change has occurred in these rocks.
B.Water has dissolved the outer layers of rocks.
C.When rocks are transported by water, abrasion occurs as they rub and bump into each other.
D.The types of rocks in streams are not as hard as other rocks.


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