Which does Kepler’s second law state about planetary motion?(1 point)
Responses
The square of the orbital period is directly proportional to the cube of the semi-major axis.
The square of the orbital period is directly proportional to the cube of the semi-major axis.
Planets move at the same speed at all points along their orbit.
Planets move at the same speed at all points along their orbit.
A line between the planet and the sun covers equal areas in equal times.
A line between the planet and the sun covers equal areas in equal times.
The planet travels along an elliptical orbit.
3 answers
The square of the orbital period is directly proportional to the cube of the semi-major axis.
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 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.
It increases as the planet moves away from the sun.
Responses
It increases as the planet approaches the sun.
It increases as the planet approaches 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.
It increases as the planet moves away from the sun.
It is constant for equal times.