Theory

Exercises

1. Important terms in sound

Difficulty: easy

2
2. Propogation of sound

Difficulty: easy

2
3. Amplitude and frequency

Difficulty: easy

2
4. Characteristics of sound

Difficulty: easy

3
5. Speed of sound in air

Difficulty: easy

3
6. Formula and unit

Difficulty: medium

4
7. Vibrating part of musical instruments

Difficulty: medium

2
8. Numerical based on frequency

Difficulty: medium

4
9. Numerical based on time period

Difficulty: medium

4
10. Musical instruments- Images

Difficulty: medium

4
11. Numericals based on Time period and frequency

Difficulty: medium

3
12. Relation between the number of waves and wavelength

Difficulty: medium

4
13. Wavelength of a sound wave

Difficulty: hard

4
14. Sound characteristics - Assertion and reasoning

Difficulty: hard

4

Tests

1. Training test 1

Difficulty: easy

8
2. Training test 2

Difficulty: easy

7
3. Training test 3

Difficulty: easy

11

Teacher manual