2025 term 2 science revision

energy

the ability to do work

measurement of energy

Joules (J)

potential (stored) energy

gravitational potential energy

moving energy

kinetic energy

types of energy

potential (stored) energy and kinetic energy

gravitational potential energy

(E p) the energy of position or place

chemical potential energy

(E cp) energy stored in the bonds of atoms and molecules

nuclear energy

(E N) energy stored in the nucleus of an atom - the energy that holds the nucleus together

elastic potential energy

(E EP) energy stored in springs and elastic objects by the application of a force

electrical potential energy

(E E) energy that is transferred in electrical circuits

kinetic energy

(E k) energy of motion - the motion of waves

sound energy

(E s) the vibrational movement of particles that travel as a wave through gases

heat / thermal energy

(Q) the internal energy of substances that flows from one location to another due to a difference in temperature

light energy

(E L) electromagnetic energy that travels via waves. electromagnetic energy includes visible light