Which object would have MORE kinetic energy? A cheetah going 70 mph

A motorcycle going 70 mph

Mr. Woodward & Mr. Guzzi running 70 mph (haha, they wish)

A dump truck going 70 mph

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

Why do astronauts in the space shuttle weigh less?

Asolid cylinder and a cylindrical shell have the same mass, same radius, and turn on frictionless, horizontal axles. the cylindrical shell has light-weight spokes connecting the shell to the axle. a rope is wrapped around each cylinder and tied to blocks of equal masses that are held the same height above the ground. both blocks are released simultaneously. the ropes do not slip. which block hits the ground first? or is it a tie?