Light and Dark

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• There are many sources of light. These include:

Sun

Torch

Candle

• Light travels in straight lines from a source. Light travels at 300,000 km per second.
• We see when light from a light source enters our eyes. We would not be able to see if this did not happen.

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Quiz 2

• Light can be reflected by shiny surfaces
• When white light is refracted it can be split into its component colours. These are Red, Orange, Yellow, Green, Blue, Indigo, violet (Richard of York Gave Battle in Vain).

Mixing Light Activity

• Darkness is an absence of light.
• THE MOON IS NOT A LIGHT SOURCE, IT REFLECTS LIGHT.
•  Objects in front of a light source will create shadows. The closer the object to the light source, the larger the shadow.

 Light and shadows quiz