Kepler's second law
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Related to Kepler's second law: Kepler's first law, Kepler's third law
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Noun | 1. | Kepler's second law - a law concerning the speed at which planets travel; a line connecting a planet to the sun will sweep out equal areas in equal times; "Kepler's second law means that a planet's orbital speed changes with its distance from the sun" Kepler's law, Kepler's law of planetary motion - (astronomy) one of three empirical laws of planetary motion stated by Johannes Kepler |
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