Search for tag: "rubber"
Forces Between Charged ObjectsTwo 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…
From Sebastian Fischetti
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Tawni La Salle's Personal Meeting RoomZoom Recording ID: 9990147505 UUID: 0/ai0yudQF6l1Ig/Hs4cZg== Meeting Time: 2021-09-16 03:30:02am
From Tawni La Salle
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