Help pls!! acceleration:

a) the rate of change of position

b) acceleration caused by the force of gravitation

c) the rate of change in velocity; speeding up, slowing down, or changing direction

d) for every action force, there is an equal and opposite reaction force

Consider an ideal gas at 27.0 degrees celsius and 1.00 atmosphere pressure. imagine the molecules to be uniformly spaced, with each molecule at the center of a small cube. what is the length l of an edge of each small cube if adjacent cubes touch but don't overlap?

If water vapor with the mass of 35.0 grams is cooled and condensed into water in a closed system such as a closed glass jar, what is the mass of the water after the water vapor completely condenses? a) 34.5 grams b) 35.0 grams c) 35.5 grams d) the mass cannot be determined without knowing the volume

How do cracks affect the rate of weathering?