Register
Why is plastic and foam a good material for ear defenders?
216k views
3 votes
Why is plastic and foam a good material for ear defenders?

User Jeffrey
by
7.7k points

1 Answer

4 votes
The main reason why both plastic and foam are good materials for ear plugs and other acoustic treatment is that they're very dense but at the same time have little holes that absorb the sound waves. 
User Sanxofon
by
7.4k points
← Prev Question Next Question →

Related questions

User GuyRT
asked Jan 1, 2018 135k views
Hey plz help me suggest a situations where you might need to use ear defenders
GuyRT asked Jan 1, 2018
by GuyRT
8.1k points
1 answer
5 votes
135k views
User Wesc
asked Aug 18, 2020 51.8k views
Suggest two jobs for which people should wear ear defenders
Wesc asked Aug 18, 2020
by Wesc
7.8k points
1 answer
1 vote
51.8k views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers

Other Questions

At sea level, water boils at 100 degrees celcius and methane  boiled at -161 degrees celcius. Which of these substances has a stronger force of attraction between its particles? Explain your answer
Physical properties of minerals graphic organizer
A snowball is launched horizontally from the top of a building at v = 16.9 m/s. If it lands d = 44 meters from the bottom, how high (in m) was the building?
What type of rock is the Haystack rock (igneous, Metamorphic, or Sedimentary)
what is a device that transforms thermal energy to mechanical energy
Link Copied!