Which describes freefall

Explain how the energy of rubber ball is tranforned as it roll down a ramp. give evidence that the energy of the og the ball remains the same at all points on the ramp

The dot diagram represents the motion of the motorcycle as it moves from left to right

What property of a wave determines the pitch? what property of a wave determines the volume? describe your reasoning and include the ways the simulation and tone generator influenced your thinking.will mark brainiest if your answer does make sense to the question asked.