Topic 1: Sound is produced by a vibrating body.
Topic 2: Musical instruments produce sound
Topic 3: Sound produced by humans
Topic 4: Sound needs a medium for propagation
Topic 5: We hear sound through our ears
Topic 6: Wave length , amplitude, time Period and frequency of a sound
Topic 7: Loudness of sound
Topic 8: Pitch of sound
Topic 9: Music and noise
Topic 10: Audible and inaudible sound
Topic 11: Noise pollution
Topic 12: How to control noise pollution
Multiple choice questions
Question and answers
Note book