Mining is the most common economic activity in southern africa.
true or false

Where is the world’s shortest commercial runway?

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.

In a class of 20 students, what democratic form of governance makes the most sense