Physics
A ball is placed on a compressed spring. What form of energy does the spring possess? On releasing the spring, the ball flies away. Give a reason.
Related Questions
A pebble is thrown up. It goes to a height and then comes back on the ground. State the different changes in the form of energy during its motion.
When an arrow is shot from a bow, it has kinetic energy in it. Explain briefly from where does it get its kinetic energy?
What is meant by gravitational potential energy? Derive an expression for it for a body placed at a height above the ground.
In what way does the temperature of water at the bottom of a waterfall differ from the temperature at the top? Explain the reason.