Question

Bell, clothes, wood, paper, iron, utensils, carpet.
Ans:​

Answer 1

Classifying the good reflectors and bad reflectors of sound.

• Bell: Good Reflector. (Metal or an alloy)

• Clothes: Bad Reflector. (Pore and soft material. Absorbs the sound)

• Wood: Bad Reflector. (Pore Material. But, It reflects well if it is polished)

• Paper: Bad Reflector. (Soft and thin material. Absorbs the sound)

• Iron: Good Reflector. (Hard metal)

• Utensils: Good Reflector. (Hard metals or an alloy)

• Carpet: Bad Reflector. (Soft material. Absorbs the sound)

Explanation:

Good Reflectors: The substances or objects that are hard and reflect much of the sound are treated as Good reflectors.

Example: Walls of a Room.

Bad Reflectors: The substances or objects that are soft and absorb the sound, decreasing the intensity of the reflection are known as Bad Reflectors.

Example: Human Body.

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