C) because you could get hurt if certain items fall in it and you are in water
Next to oceans due to high specific heat of sea water.
Solid moves slightly in a fixed position
Force is the interaction that changes the motion of an object. If we want to make a jump, our legs have to exert a force to the ground (or launch points), so that we can gain an equal and opposite force that changes our motion from being static on the ground to moving forward.
