Question

In cold climates rocks are broken into pieces by the action of water. This process that breaks down rocks and helps form soil can best be explained as
Group of answer choices

leaching of minerals from the rock.

decomposition due to the action of ice crystals.

chemical weathering due to water reacting with calcite.

mechanical weathering due to alternate freezing and thawing.

Answer 1

Answer:

I think -D

hope it is correct

Answer 2

Mechanical weathering breaks rocks into smaller pieces without changing their composition. Ice wedging and abrasion are two important processes of mechanical weathering. Chemical weathering breaks down rocks by forming new minerals that are stable at the Earth's surface.