Theory

Exercises

1. Characteristics of sound

Difficulty: easy

3
2. Properties of a sound in terms of amplitude and frequency

Difficulty: easy

3
3. Speed of sound in different medium

Difficulty: easy

2
4. Relation between the number of waves and wavelength

Difficulty: easy

4
5. Numericals based on Time period and frequency

Difficulty: easy

3
6. Formula and unit

Difficulty: medium

4
7. Range of sound waves

Difficulty: medium

3
8. Sound range

Difficulty: medium

6
9. Riddles on sound waves

Difficulty: medium

4
10. Frequency of heartbeat rate

Difficulty: medium

4
11. Comparison between light and sound

Difficulty: medium

3
12. Numerical relates wavelength with frequency and speed

Difficulty: medium

3
13. Wavelength of the sound wave

Difficulty: medium

3
14. Structure of human ear-In general

Difficulty: medium

3
15. Wavelength of a sound wave

Difficulty: medium

4
16. Numerical based on SONAR

Difficulty: medium

5
17. Relation between sound and equations of motion

Difficulty: hard

4
18. Speed of the sound in air

Difficulty: hard

5
19. Time taken by the sound wave

Difficulty: hard

5
20. Time of splash

Difficulty: hard

4

Tests

1. Training test 1

Difficulty: easy

10
2. Training test 2

Difficulty: easy

9

Teacher manual