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REPORT COPYRIGHT VIOLATION IN REPLY
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Message Subject
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Rockets need an atmosphere to propel
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Poster Handle
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Balance242 |
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Post Content
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OP, expanding gasses exert force against the inside of the rocket engine thereby forcing the ship to move in the opposite direction. This is a very simple concept.
For every action there is an equal and opposite reaction.
Quoting: DeplorableOldMan Then why no opposite force on the scale? Gas expanded out of the pipe but no reaction
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