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Two ping-pong balls, hanging on separate strings, are each rubbed with the same piece of fur and are shown to repel and move apart. Next a hanging ping-pong ball is rubbed with a piece of fur and is…
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Zoom Recording ID: 9990147505
UUID: 0/ai0yudQF6l1Ig/Hs4cZg==
Meeting Time: 2021-09-16 03:30:02am
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Music for Elementary Teachers
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