Energy. Given that energy can be neither created nor destroyed, the total energy output equals that input, and in a system the ratio of that output energy desired to the total input gives the efficiency.
On the contrary, energy frequently changes from one form to another.
energy
It changes to another form.
All of them.
it just changes!
kinetic energy :)
a generator
Energy Transformation is when energy changes from one form to another. :)
Cochlea
cochlea
energy changes one form to another
This applies to all types of energy.