Changes in the plant species in an area cause changes to populations of animal species in the area too. Propose a reason why this occurs. Give a simple answer please ​

Because animals need food dumas

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.