If you drop a ball from several different heights and note how high it bounces from each height what is the bounce height? a) dependent variable b) constant variable c) control variable d) independent variable

Iknow the answer is a but i don't know why

If the particles in a sample of matter have an orderly arrangement and move only in place, the sample is a

Seltzer water is created by placing water under pressure with carbon dioxide gas. which of the following statements best describe seltzer water: a. the solution will be slightly acidic b. the solution will be slightly basic. the solution will be strongly acidic. d. the solution will be strongly basic. e. the solution will be neutral