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2014-06-22T16:29:41+08:00
The newtons law of motion

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Sir Isaac Newton made many important contributions to the field of science. The most important of which were his work on gravity, his Laws of Motion, his work on light and color, and his reflecting telescope.
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2014-06-22T16:32:21+08:00
Universal law of gravitation, this law states that large, heavy object pull each other than small light ones
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