Line emission spectra Student activity Play

Linear expansion Student activity Play

Locations of mineral ions in the soil Whiteboard exercise Play

Magnesium chloride Animation Play

Magnetic properties Student activity Play

Magnets Student activity Play

Magnets Whiteboard exercise Play

Main process Animation Play

Malleable and ductile metals Simulation Play

Malleable and ductile metals Student activity Play

Mass spectrometer Student activity Play

Mass spectrometer Animation Play

Mass spectrometry of elements Student activity Play

Mass spectrometry. Part II Class activity Play

Mass spectrometry. Part II Whiteboard presentation Play

Mass spectrum of neon Animation Play

Meaning of the symbol pH Animation Play

Melting and boiling points Illustration Play

Melting and boiling points (2) Student activity Play

Melting of metal Illustration Play

Melting point Student activity Play

Melting point of transition metals Illustration Play

Melting points Animation Play

Melting points of alkali metals and alkaline-earth metals Animation Play

Melting points of alkaline-earth metals Animation Play