Why doesn't the earth fall up?
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Answers nine questions about motion, explaining Newton's Laws of Motion, gravity, centrifugal force, and other principles of movement.
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Answers nine questions about motion, explaining Newton's Laws of Motion, gravity, centrifugal force, and other principles of movement.
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"Answers nine questions about motion, explaining Newton's Laws of Motion, gravity, centrifugal force, and other principles of movement."
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