Physics Sound

1. SONAL BHARAL (23)
111 A Critical Understanding of ICT
F.Y.B.ED
TILAK COLLEGE OF EDUCATION
MSCERT – IX
Prof. Incharge:
Prof. Sonpethkar

2. SUB TOPICS
• Nature of sound
• Production of sound
• Propagation of sound
• Sound waves are longitudinal waves
• Difference between longitudinal wave and transverse wave
• Sound as a wave
• Characteristics of sound wave
• Speed of sound
• Reflection of sound
• Echo, reverberation
• Human sound
• Human ear
• Frequency range of hearing in humans and ultrasound
• SONAR

3. OBJECTIVES
The students will be able to:
describe production of sound
understand propagation of sound
analyze sound needs a medium to travel
identify sound waves are longitudinal waves
understand characteristics of a sound wave
evaluate speed of sound in different media
explain reflection of sound and its uses
understand echo
explain reverberation
explain structure of human ear
determine range of hearing
understand applications of ultrasound
define and explain SONAR