SOLAR SYSTEM

UNIVERSE

SOLAR STRUCTURE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A line that connects a planet to the sun sweeps out equal areas in equal times.oCloser to the sun, faster the velocity because of the gravitational pull.
A
Law Areas
B
Law of Orbits
C
Law of Periods
D
None of the above
Explanation: 

Detailed explanation-1: -A line that connects a planet to the sun sweeps out equal areas in equal times. This is one of Kepler ‘s laws. This empirical law discovered by Kepler arises from conservation of angular momentum. When the planet is closer to the sun, it moves faster, sweeping through a longer path in a given time.

Detailed explanation-2: -The answer is based on Kepler’s law, which states that a line from a planet to the sun sweeps out equal areas in equal times.

Detailed explanation-3: -Kepler’s three laws of planetary motion can be stated as follows: (1) All planets move about the Sun in elliptical orbits, having the Sun as one of the foci. (2) A radius vector joining any planet to the Sun sweeps out equal areas in equal lengths of time.

Detailed explanation-4: -Kepler’s second law states: A line joining a planet and the Sun sweeps out equal areas during equal intervals of time.

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