GENERAL KNOWLEDGE

GK

SOLAR SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Johannes Kepler mathematically determined the motion of planets in our solar system. He stated those results in his laws of planetary motion. According to these laws, how do planets move in the solar system?
A
circular orbits around Earth
B
elliptical orbits around Earth
C
circular orbits around the sun
D
elliptical orbits around the sun
Explanation: 

Detailed explanation-1: -Kepler’s second law states that a planet moves in its ellipse so that the line between it and the Sun placed at a focus sweeps out equal areas in equal times.

Detailed explanation-2: -Kepler’s third law-sometimes referred to as the law of harmonies-compares the orbital period and radius of orbit of a planet to those of other planets.

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