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fibreglass(rock wool)

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Q: What kinds of materials reduce sound energy?
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Related questions

How can you make the sound reduce in car?

Installing materials like "dynamat" sound denting insulation.


What kinds of materials absorbs sound best?

Materials that do not transfer mechanical energy well. These tend to be soft, flexible, low density, and with high surface area to linear area ratios. Open cell foams and fabrics are among the best at absorbing sound.


How do different kinds of materials affect the behavior of light?

Sound and light are both forms of energy that is carried from one place to another.they travel in all directions from the source.


What kinds of wavs use matter to transer energy?

Sound.


What are Kind of kinetic energy?

The four kinds of kinetic energy are mechanical,sound, electrical and thermal energy.


What is the definition of acoustical materials?

Materials that absorb and isolate sound and reduce reverberation, including felts, tiles, boards, and plasters.


Is polystyrene soundproof?

No. There is really no one material that is sound proof. Many materials can reduce sound levels, but reducing sound is not what you might think of when you hear sound proof.


What kinds of energy does a light bulb change electric energy into?

Light, heat, sometimes small amounts of sound.


Do leaves reduce noise pollution?

Yes, they tend to absorb (muffle) sound energy.


Some of a sound wave's energy dissipates as heat In time this will reduce the wave's?

Amplitude


7 kinds of energy?

Light, sound, Heat, potential, kinetic, chemical, electrical,


What energy is kinetic energy changed to in a car crash?

Potential energy than heat, sound and, of course, there is a loss in potential energy of broken materials...