Weathering

What often happens to rocks that undergo chemical weathering?

______________ is the breaking down of rock material by physical and chemical processes. 

______________ occurs when water seeps into the cracks of rocks and expands when it freezes.

_____________ weathering is the breaking down of rocks by chemical reactions.

Seeds from plants land on or in the cracks of rocks and begin to grow.  As they do, the roots slowly help to separate the rock.  This is an example of:

Which of these terms describes the process of acid rain wearing out limestone?

Which of these is an example of erosion?

This is an example of _____________________________.

In the pictures below, choose a picture that shows chemical weathering of rock.