Latent heat of fusion Student activity Play

Latent heat of vaporization Student activity Play

Latent heat of vaporization Animation Play

Latent heat of vaporization Animation Play

Latent heat of vaporization Whiteboard exercise Play

Layers in the Earth's atmosphere Animation Play

Lena's temperature change Whiteboard exercise Play

Life in the sea Student activity Play

Light Student activity Play

Light and the electromagnetic spectrum Student activity Play

Light and ultraviolet radiation Student activity Play

Limiting factors – temperature Slideshow Play

Line emission spectra Student activity Play

Line emission spectra Whiteboard exercise Play

Linear expansion Student activity Play

Linear expansion Whiteboard exercise Play

Liquid-vapour equilibrium Illustration Play

Liquid-vapour equilibrium Student activity Play

Luminosity – temperature diagram Illustration Play

Main sequence Animation Play

Maintenance of a constant body temperature Simulation Play

Maintenance of a constant body temperature Student activity Play

Manufacture of hydrogen Whiteboard exercise Play

Maxwell–Boltzmann distribution curves Whiteboard exercise Play

Maxwell–Boltzmann distribution of molecular energies Whiteboard exercise Play