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Important Tables and Diagrams: Sound - Class 9 PDF Download

1. Vibrating tuning fork just touching the suspended table tennis ball.
Important Tables and Diagrams: Sound - Class 9

2. One of the prongs of the vibrating tuning fork touching the water surface.
Important Tables and Diagrams: Sound - Class 9

3. Both the prongs of the vibrating tuning fork dipped in water
Important Tables and Diagrams: Sound - Class 9

4. Propagation of Sound
Important Tables and Diagrams: Sound - Class 9

5. Longitudinal wave in a slinky.
Important Tables and Diagrams: Sound - Class 9

6. Sound propagates as density or pressure variations.
Important Tables and Diagrams: Sound - Class 9

7. Low pitch sound has low frequency and high pitch of sound has high frequency.
Important Tables and Diagrams: Sound - Class 9

8. Soft sound has small amplitude and louder sound has large amplitude.
Important Tables and Diagrams: Sound - Class 9

9. Reflection of sound
Important Tables and Diagrams: Sound - Class 9

10. A megaphone and a horn.
Important Tables and Diagrams: Sound - Class 9

11. Stethoscope
Important Tables and Diagrams: Sound - Class 9

12. Curved ceiling of a conference hall.
Important Tables and Diagrams: Sound - Class 9

13. Sound board used in a big hall.
Important Tables and Diagrams: Sound - Class 9

14. Ultrasound is reflected back from the defective locations inside a metal block.
Important Tables and Diagrams: Sound - Class 9

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