At point 2, Planet A is at its _____, or furthest position from the sun.
diagram of a planetary orbit
focal center
ellipsis
is the perihelion
aphelion
2.
Choose the best answer.
In one hour, the planet sweeps out an area near it perihelion that equals to the same area swept out near its aphelion in the same amount of time. (Area 1 = Area 2). This fact is described by _____.
diagram of a planetary orbit
Law of moments
Kepler's third law
Kepler's second law
Kepler's first law
3.
Choose the best answer.
In one hour, the planet sweeps out an area near it periphelion that equals to the same area swept out near its aphelion in the same amount of time. (Area 1 = Area 2). This law proves that the earth is traveling _____ at its perihelion than at its aphelion.
diagram of a planetary orbit
slower
faster
at the same rate
4.
Choose the best answer.
What law shows the force of attraction between Planet A and the Sun?
diagram of a planetary orbit
Law of moments
Kepler's first law
Law of periods
Law of universal gravitation
5.
Choose the best answer.
If planet A is the Earth, what law showed that the earth revolved around the sun?
diagram of a planetary orbit
Kepler's second law
Kepler's first law
Law of moments
Law of universal gravitation
6.
Choose the best answer.
At point 1, Planet A is at its _____, or closest position to the sun.
diagram of a planetary orbit
focal center
aphelion
perihelion
ellipsis
7.
Choose the best answer.
If you were informed that it takes one year for the earth to revolve around the sun, and that the square of that period was proportional to the cube of the earth's average distance from the sun, what law would fit that description?
diagram of a planetary orbit
Kepler's first law
Kepler's second law
Law of moments
Kepler's third law
8.
Choose the best answer.
Planet A is attracted to the sun because of _____, a fundamental force.
diagram of a planetary orbit
focal center
ellipsis
gravity
aphelion
1 answer
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