ಅರ್ಥ : 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.
ಉದಾಹರಣೆ :
Kepler's second law means that a planet's orbital speed changes with its distance from the sun.
ಸಮಾನಾರ್ಥಕ : kepler's second law, law of areas