The idea that light travels is not uncommon in the 21 st century. Pupils will often refer to things moving at the speed of...

Physics Narrative 5-11 11-14

The speed of light plays a central role in astronomy and in physics.

Physics Narrative 11-14

The speed of light, in metres per second, is one of those huge numbers that is occasionally thrown up in science and that can...

Teaching Guidance 11-14

Pupils are invariably fascinated by the links which can be made from the speed of light to distances across space, and travel...

Teaching Guidance 11-14

Pupils need to differentiate between the speed of sound in air and the speed of light in air.

Teaching Guidance 5-11 11-14

On the one hand pupils are quite prepared to accept that light can travel 150 million kilometres from the Sun to the Earth and...

Teaching Guidance 11-14