Mechanical energy and work are the same thing. Work is the force times the distance moved in the direction of the force. So lifting a 1 kg mass by 1 metre represents an amount of work equal to the weight times the distance: 9.806 Newtons times 1 metre equals 9.806 Joules.
*A+*energy
Energy is simply defined as the ability to do work.
In science, 'energy' is the ability of matter to overcome inertia and perform work.
Potential energy can be defined as the ability to do work.
energy is defined as the ability to do....work.
Energy is the ability to do work or cause motion
Metabolism.
productivity
Energy is the ability to do work or cause change. Energy is stored in the cells in the structures of molecules of substances such as carbohydrates, lipids, and proteins.
*A+*energy
Work
Energy is defined as the capacity to do work. The word "able" applies to a capable of doing work, or doing it correctly.