Sound Flashcards
0
Q
Echo
A
Is a reflection of sound
1
Q
Ultra sound
A
Sound above our level of hearing
2
Q
Ear protection
A
If people are working in a job where the sound is above 70db they ah e to wear ear protection
3
Q
Permanent ear damage
A
Sound over 115db can cause permanent damage
4
Q
Energy conversions in hearing
A
The movement energy is converted to electrical energy and goes to the brain to me processed
5
Q
Loudnesss
A
Is called the sound entensity level
6
Q
Sound intensity
A
Is measured In decibels
7
Q
Sound level
A
Is used to measure the loudness of a sound in decibels
