Question

materal which absorbs sound are
1 soft and fluffy
2 hard
3 made of stell
4 are hard and fluffy ​

Answer 1

Answer:

In general, soft, pliable, or porous materials (like cloths) serve as good acoustic insulators - absorbing most sound, whereas dense, hard, impenetrable materials (such as metals) reflect most. How well a room absorbs sound is quantified by the effective absorption area of the walls, also named total absorption area.

option a is the correct answer

Explanation:

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Answer 2

Answer:

hard and fluffy is the correct answer