Please answer in steps.

Suggest two reasons why irrigation is important for human development of the desert

Summary of the impact of the physical environment on settlement patterns and economic activities for ukraine

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.