Available Answers

1. 1.

   Name the four realms of the Earth.

2. 2.

   Name the three concentric layers of the Earth.

3. 3.

   What is the asthenosphere?

4. 4.

   What is weathering? Name four agents of weathering.

5. 5.

   What kind of weathering is caused by the freezing of water in cracks in rocks?

6. 6.

   How does spheroidal weathering affect boulders?