Production and Propagation of Sound, Class 9 Science

1. There will be total 10 MCQ in this test.
2. Please keep a pen and paper ready for rough work but keep your books away.
3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the options against the related question number.
4. No negative marking for incorrect choice.
5. Please click on “Finish the Test” when you want to exit.
6. All the best – Happy Studying

1. Sound is produced by _________objects.

  fast moving

  vibrating

 stationary

  rotating

Question 1 of 10

2. You can not talk to each other on the moon because

 atmosphere is not present, that is, there is vacuum

 you would not feel like talking

 compressions and rarefactions can only travel on earth’s surface

  gravity is 1/6^th that on the earth

Question 2 of 10

3. The distance between a compression and the next rarefaction of a longitudinal wave is

 A

 B

 C

 D

Question 3 of 10

4. The motion of the particles of a medium when a sound wave is passing through it is:

 translatory

 random

 rotatory

 oscillatory

Question 4 of 10

5. Which of the following quantities is transferred during wave propagation?

 Energy

 Particles

 Speed

 Mass

Question 5 of 10

6. Sound is produced when

 An object falls

 An object vibrates

 An object is stationary

 An object is on ground

Question 6 of 10

7. The sound waves in air are

  Longitudinal waves

 Partially longitudinal and partially transverse

 Transverse waves

 Seismic waves

Question 7 of 10

8. In longitudinal waves, how does the particle of medium vibrate compared to the direction of propagation of wave?

 Perpendicular

 Parallel

 At 45°

 At 60°

Question 8 of 10

9. Which of the following  will does not allow sound propagation?

  Vacuum

 Air

 Steel

 Water

Question 9 of 10

10. Which of the following is a mechanical wave?

 Sound

 Light

 Radio waves

 X-rays

Question 10 of 10

 Loading…