What condition(s) make space a harsh environment for humans? A. Lack of oxygen
B. All of these
C. Cosmic radiation
D. Lack of pressure

When coal has reached it hardest, darkest form, it is called select one: 0 a. sub-bituminous b. lignite c. bituminous d. antrhacite next page

Which of the following is not a potential result of deforestation?

Analyze how the water cycle affects a food web. now list 3 examples for each below using complete sentences, on how too much water would affect the same web? how about to little water?