1. The Moon orbited Earth in the opposite direction from Earth’s rotation, rather than in the same direction? What would be different about Earth and life on it? Assume that today such a...

1. The Moon orbited Earth in the opposite direction from Earth’s rotation, rather than in the same direction? What would be different about Earth and life on it? Assume that today such a counter-revolving Moon is at the same distance as our Moon.

2. Earth’s interior were entirely solid, rather than partly molten? What would be different about Earth and life on it?