General equation for the reaction of acids with metals Whiteboard exercise Play

Geotropism Animation Play

Geotropism – a movement of plant organs brought about by gravity Student activity Play

Greenhouse effect Whiteboard exercise Play

Greenhouse effect Student activity Play

Greenhouse effect Animation Play

Greenhouse effect Whiteboard exercise Play

Group 1 Animation Play

Group 14 Animation Play

Groups in the periodic table Student activity Play

Halide anions Animation Play

Halogens. Group 17 Whiteboard presentation Play

Halogens. Group 17 Class activity Play

Heat and temperature Class activity Play

Heavy metals Animation Play

Histogram Student activity Play

Histogram Animation Play

How acids react with bases Student activity Play

How acids react with metals Student activity Play

How do the uses of a metal depend on its reactivity? Slideshow Play

How does a metal atom combine with a halogen atom? Animation Play

How does light pass through a prism? Animation Play

How far away are the stars? Student activity Play

How far away are the stars? Whiteboard exercise Play

How far away the storm is Animation Play