Physics for IGCSE & O level - Rays And Waves (Section 8 - No. 35)
Which of the following are features of light?
Light is a form of radiation
Light radiates outwards until it's source.
Rays are used to show where light is going.
Light travels in curved lines.
Explanation
Light is a form of radiation, radiates from it's source, and rays are used to show the direction of light. Light travels in straight lines.
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