Meaning of LAW OF AREAS

WordNet Dictionary
	Definition:		[n]  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"
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	Synonyms:		Kepler's second law, law of equal areas
	See Also:		Kepler's law, Kepler's law of planetary motion