Chemistry, 18.07.2019 06:40 TashaKessler3355
He takes a powerful magnet and positions it below the table and the keys. he finds that he is able to drag the keys along the table by moving the magnet. this demonstrates thata. gravity is proportional to massb. gravitational forces are contact forcesc. magnetic forces act at a distanced. magnetic forces act on wooden objects
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He takes a powerful magnet and positions it below the table and the keys. he finds that he is able t...
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