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3.2.3 Changes of state and specific latent heat — AQA Physics 8463 | GradeGen.AI
Physics
Particle model of matter
Internal Energy
Changes of state and specific latent heat
Changes of state and specific latent heat
AQA GCSE Physics (8463) — Particle model of matter
What You Need to Know
Define latent heat as the energy needed for a substance to change state without changing temperature.
Define specific latent heat of fusion and vaporisation.
Calculate energy for a change of state using the equation:
E
=
m
L
E = m L
E
=
m
L
Interpret heating and cooling graphs that include changes of state.
Distinguish between specific heat capacity and specific latent heat.
Revision Notes
1
Changes of state and specific latent heat
14 key terms
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Key Terms & Definitions
Previous Subtopic
Temperature changes in a system and specific heat capacity
Next Topic: Particle Model and Pressure
Particle motion in gases
