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Physics, 22.06.2019 17:30
You can watch static electricity in action by rubbing an inflated balloon against your hair. your hair will actually stand on its end! it does this because each hair becomes charged, and they all repel one another.
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Physics, 23.06.2019 02:30
Ball bearings are made by letting spherical drops of molten metal fall inside a talll tower-called a shot tower- and solidify as they fall. a-if a bearing needs 4.0 s to solidify enough for impact, how high must the tower be? b- what is the bearing's impact velocity?
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Physics, 23.06.2019 06:50
How much hereditary information is contain in a human sex cell
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Physics, 23.06.2019 19:30
This is easy true or false cars and factories cause pollution
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Can smb do my physics work I’ll pay 90 in $ or points?...
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