Question

"what do u mean by periodic motion? what do u mean by motion? what do u mean by force i sm fine sister! what are you doing​

Answer 1

Explanation:

periodic motion, in physics, motion repeated in equal intervals of time. Periodic motion is performed, for example, by a rocking chair, a bouncing ball, a vibrating tuning fork, a swing in motion, the Earth in its orbit around the Sun, and a water wave. ... Waves that can be represented by sine curves are periodic.

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Answer 2

Explanation:

what is thermal energy ?

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