Name the form of energy (kinetic energy K or potential energy U) possessed in the following cases:
(a) A moving cricket ball
(b) A compressed spring
(c) A moving bus
(d) A stretched wire
(e) An arrow shot out of a bow
(f) A piece of stone placed on the roof.
(a) Kinetic energy
(b) Potential energy
(c) Kinetic energy
(d) Potential energy
(e) Kinetic energy
(f) Potential energy