GL 107 Earth Systems Science

K. Hannula

Discussion questions for 10/12/07

1.  What is mechanical weathering?

2.  List and explain three processes that are important in mechanical weathering.

3.  What is chemical weathering?

4.  Explain the role of water, oxygen, and carbonic acid in chemical weathering.

5.  List three minerals that remain as residual products of chemical weathering.

6.  Which rock types are most susceptible to mechanical weathering?  Why?

7.  Which rocks types are most susceptible to chemical weathering?  Why?