The Electromagnetic Spectrum
Light, Sound and Waves

A slogan to aid the teaching of light

Teaching Guidance for 11-14 Supporting Physics Teaching

Sight and light

If there is no light available to reflect from the surface of an object, then you will not be able to detect (see) it. The simple, and pretty obvious, rule is:

Teacher Tip: No light: no sight.

Can you say how the light is provided to aid the sight for items in these three images?

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