One type of this quantity can be expressed as Young's Modulus times area times the change in length squared, all over twice the initial length.
One type of this quantity can be expressed as Young's Modulus times area times the change in length squared, all over twice the initial length. The magnetic variety of this quantity is equal to the negative magnetic moment dot the magnetic field, while the (*) electric variety of this quantity is equal to q times V.  F can be expressed as the negative gradient of this quantity, and work is expressed as the negative change in this quantity. For a spring, this quantity is equal to one-half times the spring constant times displacement squared. For 10 points, identify this quantity most commonly written as m g h, often contrasted with kinetic energy.
One type of this quantity can be expressed as Young's Modulus times area times the change in length squared, all over twice the initial length.
{potential} energy [prompt on just {energy}; do not accept or prompt on {kinetic} energy]