How can a rock be changed but classified as the same type of rock.

How do mountains influence climate?

On nights when we see the new moon phase, what side of the moon are we seeing?

If we represent the solar system on a scale that allows us to walk from the sun to pluto in a few minutes, then a) the planets are microscopic and the stars are millions of miles away. b) the planets are the size of basketballs and the nearest stars are a few miles away. c) the planets are marble size or smaller and the nearest stars are thousands of miles away.