7th Class Science Light Question Bank Light

  • question_answer
    Why is a spectrum of seven colours formed when sunlight passes through a prism?

    A)  White light is a mixture of seven colours.

    B)  The different colours of light is reflected at different angles in a glass prism.

    C)  The prism adds colour to the white sunlight.

    D)  Light travels at high speed.

    Correct Answer: B

    Solution :

    A spectrum of seven colours is formed when the sunlight passes through the prism as the colored light reflects at different angles in a glass prism.


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