Frost wedging and root action are examples of physical weathering because they require a force to weather rocks. True or False

True. this is because weathering is the breaking down of rocks. weathering requires force in order to actually break down rocks.

When the ball is rising up, it gains kinetic energy. when the ball reaches the very top, it will have all potential energy, until it falls back down and gains it kinetic energy. finally when you catch the ball or it falls back down, it would have gained its potential energy back.