The leaves on a green plant soak up sunlight to make food. a cow's stomach digests grass that was eaten. these are examples of which characteristic of life?

a) growth
b) homeostasis
c) metabolism
d) heredity

The pressure in a fluid is affected by which characteristics of that fluid

If a solution is considered basic, then a) the hydroxide ion and hydronium ion concentrations are equal. b) the hydroxide ion concentration is less than the hydronium ion concentration. c) the hydronium ion concentration is greater than the hydroxide ion concentration. d) the hydroxide ion concentration is greater than the hydronium ion concentration.

The tilt of the earth's axis of rotation is responsible for the a) ocean's tides. b) size of the moon. c) brightness of stars. d) earth’s seasons.