Rocket using a CO2 Fire Extinguisher: Newton's 3rd Law.
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A CO2 fire extinguisher is mounted on a rolling chair. When the handle is squeezed, gas ejects from the rear, pushing the person and chair forward.
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A+50+27
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Ramamoorthy Ramesh
Mon, 09/04/2017 - 08:39
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for 5 sept class