5.3: Loudness & decibel scale Flashcards
1
Q
What is noise?
A
Unwanted sound
2
Q
What is intensity?
A
The loudness of sound
3
Q
What is decibels (dB)?
A
The unit of sound
4
Q
What is probability?
A
The chance that something will happen
5
Q
What is consequence?
A
Result of something you do
6
Q
What are ear defenders?
A
Device to protect your ears from noise
7
Q
What are 3 ways to reduce the risk of getting hearing loss?
A
- Shielding - put something between your ear and the source of sound
- Move further away from the source
- Reduce time spent near source
8
Q
Every increase in 10dB increases intensity how many times?
A
10 times
9
Q
What do we need to consider when talking about risk?
A
- Probability
2. Consequence
