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  5. Lights, Sound and Force

5th Class Science Lights, Sound and Force Question Bank Lights and Sound

  • question_answer
    Human beings can see infrared rays.

    A) Yes

    B) No

    C) Maybe

    D) Some people with 6 by 6 eyesight can see

    Correct Answer: B

    Solution :

        Infrared rays are beyond the frequency of our vision and we cannot see them.


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