Mechanical energy
A) is always the total energy of a system.
B) is the sum of the energies of motion and position.
C) is always conserved.
D) necessarily involves gravitational potential energy.

Question

Quizplus · Accepted Answer

Mechanical energy is defined as the sum of kinetic energy (energy of motion) and potential energy (energy of position), which includes gravitational potential energy but can also involve other forms of potential energy.

Mechanical Energy