Lone electron pairs affect the shape of the molecule Whiteboard exercise Play

Lone electron pairs affect the shape of the molecule (1) Student activity Play

Lone electron pairs affect the shape of the molecule (2) Student activity Play

Lorentz force Student activity Play

Lorentz force and the magnetic flux density Student activity Play

Lorentz force and the magnetic flux density Whiteboard exercise Play

Macromolecular crystals Student activity Play

Magnesium oxide Animation Play

Magnetic flux density Animation Play

Magnetic flux density Student activity Play

Magnetic flux density Whiteboard exercise Play

Magnetic flux density and current Whiteboard exercise Play

Magnetic flux density and current Simulation Play

Magnetic flux density and current Student activity Play

Mass defect Student activity Play

Mass defect Whiteboard exercise Play

Mass defect Student activity Play

Mass spectrometer Student activity Play

Mass spectrometry of elements Student activity Play

Mass spectrum of neon Animation Play

Mean bond enthalpies and interactions between bonds Student activity Play

Measure of 'vegetation density' Animation Play

Measurement of density Student activity Play

Measurement of density Whiteboard exercise Play

Measurement of the density of liquids Animation Play