Define the terms: a ray of light and a beam of light. [2 marks]

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Solution

The light traveling in any one direction in a straight line is called a ray of light. [1 mark]
A group of light rays given out from a source is called a beam of light. [1 mark]

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Define the terms: a ray of light and a beam of light. [2 marks]

The light traveling in any one direction in a straight line is called a ray of light. [1 mark] A group of light rays given out from a source is called a beam of light. [1 mark]

The light traveling in any one direction in a straight line is called a ray of light. [1 mark]
A group of light rays given out from a source is called a beam of light. [1 mark]