Light travels in straight lines and will keep going until it is blocked by an opaque object We are surrounded by sources of light. The Sun is our main source of natural light but we also get light ...

Light is a type of energy which comes from a light source (something which produces light energy). We need light for our eyes in order to see, if they are able. Light sources can be natural such as ...

This unit looks at the movement of water, light and energy. Forces and physical processes that affect objects in our surroundings will be investigated. Pupils are encouraged to consider all forms of ...