As water runs downhill in a mountain stream, it breaks down rocks into smaller pieces and also dissolves rocks and minerals. Water
breaking down rocks into small pieces and dissolving rocks into
mineral substances occurs by

A. Physical and Chemical Weathering

B. Chemical weathering only

C. Physical weathering only

D. chemical weathering and rusting

I think its A

Explanation:

A

Explanation:

water can break down rocks by getting into cracks or creases and breaking down the minerals and eventually separating the rock into smaller pieces.

rain chemically dissolves rocks because rocks are made of dirt, sand, limestone, etc.. wich can be dissolved by rain/water

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