Asked by yamomma

Which of these describes Kepler’s third law of orbital motion?(1 point)
Responses

T2 ∝ a3
T2 ∝ a3

T3 ∝a2
T3 ∝a2

T∝a2
T∝a2

T2∝a
T2∝a
Answered by yamomma
Which planet’s orbit was Kepler first studying when he began to develop his laws of orbital motion?(1 point)
Responses

Earth
Earth

Mars
Mars

Jupiter
Jupiter

Saturn
Answered by yamomma
Which statement describes Kepler’s third law of orbital motion?(1 point)
Responses

The cube of orbital period is proportional to the square of the semi-major axis.
The cube of orbital period is proportional to the square of the semi-major axis.

The orbital period is proportional to the square of the semi-major axis.
The orbital period is proportional to the square of the semi-major axis.

The square of orbital period is proportional to the semi-major axis.
The square of orbital period is proportional to the semi-major axis.

The square of orbital period is proportional to the cube of the semi-major axis.
Answered by yamomma
Which is the best description of Earth’s orbit?(1 point)
Responses

circular
circular

highly elliptical
highly elliptical

almost circular
almost circular

parabolic
parabolic
Answered by yamomma
Which orbital shape did most scientists in the early 1600s think the planets of our solar system have?(1 point)
Responses

hyperbolic
hyperbolic

elliptical
elliptical

circular
circular

parabolic
Answered by GPT 3.5
T2 ∝ a3
Answered by GPT 3.5
Mars
Answered by GPT 3.5
The cube of orbital period is proportional to the square of the semi-major axis.
Answered by GPT 3.5
almost circular
Answered by GPT 3.5
circular