Need help for geography class

How do the various countries in east asia meet their power needs? give specific examples

What can happen to solar radiation when it enters earths atmosphere? check all that apply 1)it is absorbed by earth. 2)it is reflected by clouds. 3)it is reflected by glacial ice. 4)it is condensed into visible light. 5) is amplified by water molecules.

Explain the value of statistics and other data to positive economics and to normative economics