define gravity.what is the value of earth's gravity
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The nominal "average" value at Earth's surface, known as standard gravity is, by definition, 9.80665 m/s2. ... The weight of an object on Earth's surface is the downwards force on that object, given by Newton's second law of motion, or F = ma (force = mass × acceleration).
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The nominal "average" value at Earth's surface, known as standard gravity is, by definition, 9.80665 m/s2. ... The weight of an object on Earth's surface is the downwards force on that object, given by Newton's second law of motion, or F = ma (force = mass × acceleration).
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