Noise Flashcards
0
Q
When would it be called noise pollution?
A
When there’s lots of noise in env
1
Q
Unwanted sounds that disrupts quality of life
A
Noise
2
Q
Kinds of noise
A
Variable/intermittent
Impulsive
Continuous
3
Q
Constant and stable over a given time period
A
Continuous
4
Q
dB of quiet
A
30
5
Q
Acceptable dB
A
60
6
Q
Noisy dB
A
80
7
Q
Annoying dB
A
100
8
Q
Effects of np
A
Difficulty to sleep, concentrate
Increase heartbeat, bp
Stress, bad tempered
9
Q
May cause temporary or permanent damages to ears
A
80 dB above
10
Q
Pain dB
A
130
11
Q
Damage ear drum/bone,deaf
A
150 dB
12
Q
Protect?
A
Stay way from noisy places
Avoid listening to loud music
Wear ear protectors
13
Q
Main source of np in urban areas
A
Transportation
