2. Questions Bank
  3. 7th Class
  4. Science
  5. Light

7th Class Science Light Question Bank Self Test-13

  • question_answer
    In the physics lab, Merriam rotates Newton's colour dice rapidly. A boy is observing the experiment. What he has observed in this experiment?

    A)  Seven colours of light looks like two colours of white and black

    B)  Seven colours of light looks like single colour of black

    C)  Seven colours of light looks like single colour of white

    D)  All of these

    E)  None of these

    Correct Answer: C

    Solution :


You need to login to perform this action.
You will be redirected in 3 sec spinner