Explore various ways of producing sound. Class 9

Explore various ways of producing sound. Class 9

Pause and Ponder (Page 186)

Question 1.

Explore various ways of producing sound. Class 9

Answer:

Sound is produced by vibrating objects. It can be produced by plucking (strings), striking (drums), blowing (flutes), rubbing (violin bow), or shaking (bells). In all cases, vibration of an object produces sound.

Question 2.

Make a list of different types of musical instruments and identify their vibrating parts which produce sound. Class 9

Answer:

1. Guitar/ Veena → Vibrating strings
2. Drum/ Tabla → Vibrating stretched membrane
3. Flute → Vibrating air column
4. Violin → Vibrating strings (with bow)
5. Bell → Vibrating metal body