What are 3 types of plate boundaries?

Which state has the highest killing rate?

Stages 1 and 4 of the demographic transition are similar in that

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.