The Nature Of Sound
7
The Nature of Sound Page 36
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Transcript of The Nature Of Sound
The Nature of Sound
Page 36
Sound Waves
Sound is a disturbance that travels through medium
Longitudinal Wave
All sound waves begin as a vibration
36
Reflection
Echo
The harder and flatter surfaces reflect the best
38
Diffraction
Same as typical waves
38
Speed
Density
Speed is slower in more dense materials
39
Elasticity
How much the media can move and come back
Solids – Fast
Liquid - Middle
Gas – Slow
40
Temperature
Slower at colder temperatures
Charles Yeager
Temperature
Speed -10°C
Speed at 30°C
41