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Chapter 23: Sound Waves - Science Mcqs for Grade 7
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Chapter 23: Sound Waves - Science Mcqs for Grade 7
>> In concert halls, soft materials and carpets are used to
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Q. In concert halls, soft materials and carpets are used to
a.
increase sound waves
b.
absorb sound waves
c.
retract sound waves
d.
refract sound waves
ANSWER: absorb sound waves
Answer & Explanation
No explanation is available for this question!
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