Explain the difference between a tornado watch and a tornado warning.

Tornado watch is when weather specialists suspect a tornado and there is a chance, but a warning is when there is bound to be one and you need to prepare to take action

A WATCH means that the potential exists for the development of severe thunderstorms or tornadoes, depending upon the specific type of watch issued. & A WARNING indicates that severe weather is imminent in your area or is already occurring (based on either human observation or doppler radar). The term severe refers to hail greater than or equal to 1.00" in diameter and/or wind gusts that meet or exceed 58 mph.

That would be kinetic energy