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| 1. |
3 law of Kepler |
| Answer» 1.kepler\'s first law - All planet move about the Sun in Elliptical orbit, having the sun as one of the foci. Second law -A radius vector joining the any planet to the sun sweeps out equal area in equal length of time. Second law -The square of the sideral periods of the planet are directly proportional to the cubes of their mean distance from the sun | |