When a body falls freely towards the Earth, then its total energy

The energy possessed by a body due to its change in position or shape is called

There is a ball of mass 320 g. It has 625 J potential energy when released freely from a height. The speed with which it will hit the ground is

A person of mass 60 kg is standing on a spring balance inside a lift. If the lift falls freely downwards, then the reading of the spring balance will be equal to :

The energy of wind is –

If the linear momentum of a moving object gets doubled due to application of a force, then its kinetic energy will