Question

please tell in detail about . what is energy

Answer 1

Energy is a capacity to do work and it cannot be destroyed or created but it just only change its form.
it is of two type 
1-kinetic depend on motion 
2-potential depend on position or deformation
its SI unit is joule

Answer 2

energy is the capacity of a physical system to perform work.

it can be converted in form but cannot be created or destroyed

the si unit of energy is joule

energy is a scalar quantity

the types of energy are:

kinetic energy:

eg..wind energy, machines, wave energy

thermal energy:

eg..geothermal energy

electrical energy:

eg..lightning, household charges ( bulbs, lamps )

electromagnetic energy:

eg..x ray, gamma rays, radio, micro waves etc.,

hope I helped u..

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