Why is it correct to say that solar energy, wind energy, and some forms of water power have the same source?

We put a force of 50n on an object and the acceleration is 100 m/s². what is the mass of the object?

Aman throws a football straight into the air. as it rises, it slows down. which type of energy is the football gaining?

A100 kg running back runs at 5m/s into a stationary linebacker. it takes 0.5 for the running back to be completely stopped