Homework 11

Homework 11, Astronomy 1010,

1. What is the present best guess explanation for the Earth-Moon system?

What is the evidence that supports this explanation?

2. How does the moon affect tides on the Earth?

3. Briefly described how earth is different from the other terrestrial planets. In particular, define hydrosphere and biosphere. .

4.Summarize the difference between terrestrial planets and Jovian planets.

Why is the moon grouped with the terrestrial planets? Where does Pluto fit in?

5. What is the asteroid belt and where is it located?

6. How do comets and asteroids differ in composition (what they are made of) and orbit?