Kepler's Second Law Quick Check

Question

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Question
According to Kepler’s second law of motion, which statement describes the area swept out by a line between a planet and the sun?(1 point)
Responses

It increases as the planet approaches the sun.
It increases as the planet approaches the sun.

It increases as the planet moves away from the sun.
It increases as the planet moves away from the sun.

It is constant if the planet moves at a constant speed.
It is constant if the planet moves at a constant speed.

It is constant for equal times.
It is constant for equal times.
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Answer 1

According to Kepler’s Second Law of planetary motion, the correct statement is:

It is constant for equal times.

This law states that a line segment joining a planet and the sun sweeps out equal areas during equal intervals of time, which means that the area swept out is constant over equal time periods.