2. Questions Bank
  3. 5th Class
  4. Science
  5. Lights, Sound and Force

5th Class Science Lights, Sound and Force Question Bank Self Test-7

  • question_answer
    Why does blowing into a wind instrument creates sound?

    A) (a) Blowing heats the air

    B) (b) Blowing causes the air to vibrate

    C) (c) Blowing cools the air

    D) (e) All of these

    E) (e) None of these

    Correct Answer: B

    Solution :

    (b)


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