use the sun's energy to cook the water and carbon dioxide make sugar and oxygen

What are the three ways that an object can accelerate

Debbie places two shopping carts in a cart corral she pushes the first cart which then pushes a second cart what force is being exerted

Alead ball is dropped into a lake from a diving board 5m above the water . it hits the water with a certain velocity and then sink with constant velocity in bottom . it reaches the bottom 5 second after it is dropped if g= 10m/s2 . find depth of the lake and average velocity of the ball ?