Answer the following in few words.
1. Which type of motion produces sound?
2. What are the two parts of sound waves?
3. What is the unit of frequency of sound?
4. What is the name given to sounds produced by musical instruments?
5. Name the bones present in our middle ear.
6. What is the outer ear made
up
of?
7. Name the unit used to measure loudness of sound.
8. What type of materials absorb sound well?
please solve all I don't have more points please
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Answer:
1. Vibrational motion.
2. Compression and rarefaction.
3. Hertz.
4. Notes.
5. Hammer, Anvil and Stirrup.
6. Pinna also called the ear canal.
7. Decibel(dB).
8. porous material.
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Answer:
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