2. Questions Bank
  3. 9th Class
  4. Science
  5. Sound

9th Class Science Sound Question Bank Sound Conceptive Objective Problems

  • question_answer
    Which one of the following material will reflect sound better?

    A)  thermocol         

    B)  curtain made from cloth

    C)  steel                    

    D)  paper

    Correct Answer: C

    Solution :

      Steel will reflect sound better.  


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