Thermal physics.
Thermal concepts.
3.1.1 State that temperature[] determines the direction of thermal energy transfer between two objects.
3.1.2 State the relation between the Kelvin and Celsius scales of temperature.
3.1.3 State that the internal energy of a substance is the total potential energy and random kinetic energy of the molecules of the substance.
3.1.4 Explain and distinguish between the macroscopic concepts of temperature, internal energy and thermal energy (heat).
3.1.5 Define the mole and molar mass.
3.1.6 Define the Avogadro constant.
Thermal properties of matter.
Specific heat capacity[], phase changes and latent heat.
3.2.1 Define specific heat capacity[] and thermal capacity.
3.2.2 Solve problems involving specific heat capacities and thermal capacities.
3.2.3 Explain the physical differences between the solid, liquid and gaseous phases in terms of molecular structure and particle motion.
3.2.4 Describe and explain the process of phase changes in terms of molecular behaviour.
3.2.5 Explain in terms of molecular behaviour why temperature[] does not change during a phase change.
3.2.6 Distinguish between evaporation and boiling.
3.2.7 Define specific latent heat[].
3.2.8 Solve problems involving specific latent heats.
Kinetic model of an ideal gas.
3.2.9 Define pressure.
3.2.10 State the assumptions of the kinetic model of an ideal gas.
3.2.11 State that temperature[] is a measure of the average random kinetic energy of the molecules of an ideal gas.
3.2.12 Explain the macroscopic behaviour of an ideal gas in terms of a molecular model.

specific heat capacity
specific latent heat
equation of state for an ideal gas
molar gas constant
Avogadro constant
absolute zero of temperature
ideal gas
Assumptions leading to derivation of pV = 1/3Nmc2
round up questions
Internal energy
Boltzmann constant
Some gas law questions - with worked answers
Module 2 Glossary - interactive version
Questions