1. Why do most scientists support the collision-ejection theory for the Moon’s formation? 2. Why are virtually all of the craters on the Moon circular, even though many impacts there were not head-on?...

1. Why do most scientists support the collision-ejection theory for the Moon’s formation?

2. Why are virtually all of the craters on the Moon circular, even though many impacts there were not head-on?

3. Explain how the outward flow of energy from Earth’s interior drives the process of plate tectonics.