state - describes whether a substance is solid, liquid or gas, kg - the unit that we usually use to measure mass, metres cubed - unit that we could use to measure volume, mass divided by volume - equation for calculating density, irregular - describes an object with an unusual shape, volume - length x width x height, freeze - change of state from liquid to solid, evaporation - change of state from a liquid to gas, sublimation - when a solid changes to a gas and misses out the liquid state, physical - name given to all changes of state as they can be reversed easily, internal energy - the sum of all kinetic and potential energy of particles inside a system, heating the system - what changes the energy stored within a system?, J/kg°C - unit for specific heat capacity, joules - unit for energy, °C - unit for temperature, specific latent heat - amount of energy needed to change the state of 1kg substance but for the temperature to stay the same, L - symbol for "specific latent heat", ...... fusion - When a solid changes to a liquid - specific latent heat of...., ..... vaporisation - When a liquid changes to a vapour - specific latent heat of...., J/kg - Units for specific latent heat,

AQA 6.3 Particle Model of Matter - States and Energy

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