Kepler's Three Laws by JACOB POST https://padlet.com/postj2/vjzdhqhqaj5k en-us 2018-02-01 14:05:03 UTC 2026-02-08 09:02:54 UTC hello@padlet.com Kepler's First Law postj2 https://padlet.com/postj2/vjzdhqhqaj5k/wish/227049451 All planets move about the Sun in elliptical orbits having the Sun as one of the foci.]]> 2018-02-01 14:26:07 UTC https://padlet.com/postj2/vjzdhqhqaj5k/wish/227049451 Kepler's Second Law postj2 https://padlet.com/postj2/vjzdhqhqaj5k/wish/227055142 A radius vector joining any planet to the Sun sweeps out equal areas in equal lengths of time.]]> 2018-02-01 14:33:46 UTC https://padlet.com/postj2/vjzdhqhqaj5k/wish/227055142 Kepler's Third Law postj2 https://padlet.com/postj2/vjzdhqhqaj5k/wish/227055997 The squares of the sidereal periods (of revolution) of the planets are directly proportional to the cubes of their mean distances from the Sun. ]]> 2018-02-01 14:35:05 UTC https://padlet.com/postj2/vjzdhqhqaj5k/wish/227055997 Kepler's 2nd Law postj2 https://padlet.com/postj2/vjzdhqhqaj5k/wish/227062355 2018-02-01 14:44:19 UTC https://padlet.com/postj2/vjzdhqhqaj5k/wish/227062355 Background Information postj2 https://padlet.com/postj2/vjzdhqhqaj5k/wish/228594180 Johannes Kepler, born December 27, 1571, Weil der Stadt, Württemberg, Germany and died November 15, 1630, Regensburg, German astronomer who discovered three major laws of planetary motion.]]> 2018-02-06 14:06:03 UTC https://padlet.com/postj2/vjzdhqhqaj5k/wish/228594180 Newton related to Kepler postj2 https://padlet.com/postj2/vjzdhqhqaj5k/wish/228597071 Kepler's Laws are wonderful as a description of the motions of the planets. Isaac Newton (1642-1727) provided a more general explanation of the motions of the planets through the development of Newton's Laws of Motion and Newton's Universal Law of Gravitation.]]> 2018-02-06 14:10:19 UTC https://padlet.com/postj2/vjzdhqhqaj5k/wish/228597071 Kepler's First Law postj2 https://padlet.com/postj2/vjzdhqhqaj5k/wish/228599876 2018-02-06 14:14:10 UTC https://padlet.com/postj2/vjzdhqhqaj5k/wish/228599876 Kepler's Third Law postj2 https://padlet.com/postj2/vjzdhqhqaj5k/wish/228602303 2018-02-06 14:17:31 UTC https://padlet.com/postj2/vjzdhqhqaj5k/wish/228602303 postj2 https://padlet.com/postj2/vjzdhqhqaj5k/wish/228604735 2018-02-06 14:20:59 UTC https://padlet.com/postj2/vjzdhqhqaj5k/wish/228604735