In what unit is kenetic energy measured?

Answer 1

The same units should be used for all energy, wherever and in whatever form it appears.

That includes kinetic, gravitational potential, nuclear, wind, electromagnetic, chemical energy, etc.

Appropriate units are foot-pound, newton-meter, joule, calorie, watt-second, horsepower-hour, etc.

Answer 2

Kinetic energy is measured in joules (J) in the International System of Units (SI).