A.3 - Work, Energy and Power

Kinetic

Active energy of a mass in motion

Gravitational Potential

Energy stored by a mass due to its position within a gravitational field

Elastic Potential

Energy stored by an object that has been deformed

Thermal

Energy associated with molecular motion

Chemical Potential

Energy associated with chemical bonds

Nuclear

Energy stored within the atomic nucleus

Electrical Potential

Energy associated with a charge due to its position in an electric field

1 Joule

energy transferred when a force of 1N acts through a distance of 1 meter

Energy Density

number of joules that can be released from one cubic metre (1 m3) of a fuel