Science, asked by rohit9979, 1 year ago

give aim produce material result observation of class 9 activity 12.1

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Answered by AmanKhedar

1

Answer:

you teach in school and you take knowledge from brainly.com app

Answered by ravitejaravi94142

0

Answer:

take a tuning fork and set it vibrating by striking it's prong on a rubber pad bring it near your ear

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