GL 107 Earth Systems Science

K. Hannula

Discussion questions for 11/9/07

1.  Describe the behavior of waves:

• in deep water

• in the surf zone

2.  What is longshore drift?  How does longshore drift change the shape of beaches when breakwaters, groins, and other structures are built in order to try to stabilize beaches?

3.  Where is wave erosion most intense? Why?