To every action there is always opposed an equal reaction:

Sir Isaac Newton Quote

To every action there is always opposed an equal reaction: or, the mutual actions of two bodies upon each other are always equal, and directed to contrary parts. (Principia Mathematica) - Sir Isaac Newton

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English mathematician and physicist, who is responsible for the theory of gravity

Author Keywords: Theory, Gravity, Responsible, Mathematician, Physicist, English

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Charles Darwin, Dr Dre, Archimedes, Ben Hecht, Isaac Barrow

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