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- 1Physics trivia quiz asks what happens to an aluminum can near a charged balloon●# Electromagnetism_trivia If you rub a plastic balloon with some wool or synthetic material, and put it close to an alum
An astrophysicist has posed an electromagnetism trivia question: if you rub a plastic balloon with wool or a synthetic material and bring it close to an aluminum can resting on a nearly frictionless table, what will the can do? The puzzle invites people to reason about static electricity and induced charge, and is drawing answers and debate from science-minded followers.