8th Class Science Sample Paper Science Olympiad Model Test Paper-5

  • question_answer
    Why the flash of lightening is seen first and the sound of thunder is heard a little later though both are produced at the same time in the cloud?

    A) Because sound travels at slow speed but light travels much faster than sound

    B) Because light travels at slow speed but sound travels much faster than light

    C) Because both sound and light travels at the same speed in the air

    D) All of these                    

    E) None of these

    Correct Answer: A


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