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Light Ray

Key Stage 2

Meaning

A light ray is a straight line drawn to show the path that light travels.

About Light Rays

A light ray is drawn with a ruler.
Light rays always have an arrow on them to show which way the light ray is going.
LightRays.png
The light rays are shown leaving the bulb in straight lines.

Key Stage 3

Meaning

A light ray is a straight line drawn to show the path that light travels.

About Light Rays

A light ray is drawn with a ruler.
Light rays always have an arrow on them to show which way the light ray is going.
Light rays are drawn on ray diagrams to show how light interacts with a boundary.
LightRays.png
The light rays are shown leaving the bulb in straight lines.