Question

Define energy and state its unit

Answer 1

Answer:

energy is the quantitative property that must be transferred to an object in order to perform work on, or to heat, the object. ... The SI unit of energy is the joule, which is the energy transferred to an object by the work of moving it a distance of 1 metre against a force of 1 newton.

SI unit: joule

In SI base units: J = kg m2 s−2

Answer 2

Answer:

the capacity for doing work. It may exist in potential, kinetic, thermal, electrical, chemical, nuclear, or other various forms. There are, moreover, heat and work—i.e., energy in the process of transfer from one body to another.

Si unit is joule