Which statement best describes gravity acting as a centripital force?

force that moves objects in elliptical paths around the sun

According to Kepler's laws of planetary motion, how do planets move in the solar system?

elliptical orbits around the sun

Which of the following choices is the correct order of planets, starting with the Sun?

Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus,Neptune

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Solar System Structure Review

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Questions 11

Answers

1
Which of these choices best identifies what the diagram shows?
heliocentric solar system
galaxy that is nearest to Earth
geocentric star system
location of comets
2
The further away from the sun, the __?__ a planet's orbit takes around the sun once.
shorter
same
it doesn't matter how far a planet is from the sun
longer
3
What did Aristotle conclude when he did not observe parallax of stars?
Parallax is undetectable to the naked eye
Earth is not moving
The stars are very far away
Observers need to change positions to view parallax.
4
Which statement best describes gravity acting as a centripital force?
force that moves objects in elliptical paths around the sun
point in an object's orbit at which it is closest to the sun
path that a body follows as it travels around another body
point in an object's orbit at which it is farthst to the sun
5
Which of these lists shows the order of highest temps on the planets from warmest to coldest?
Venus, Mercury, Earth, Mars
Mars, Earth, Mercury, Venus
Mercury, Mars, Earth, Venus
Earth, Mars, Mercury, Venus
6
What type of surface do the terrestrial planets have?
liquid
gaseous
solid
ice-covered
7
Which configuration will result in the greatest gravitational force?
small masses close together
large masses far apart
small masses far apart
large masses close together
8
According to Kepler's laws of planetary motion, how do planets move in the solar system?
circular orbits around Earth
circular orbits around the sun
elliptical orbits around the sun
elliptical orbits around Earth
9
If Earth is 1 AU, which gas giant planet is about 10 times farther from the sun than Earth is?
Jupiter
Uranus
Neptune
Saturn
10
Which of the following choices is the correct order of planets, starting with the Sun?
Venus, Mercury, Earth, Jupiter, Neptune, Uranus, Mars,Saturn
Mars, Mercury, Earth, Jupiter, Venus, Neptune, Saturn,Uranus
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus,Neptune
Earth, Mercury, Venus, Mars, Saturn, Jupiter, Neptune,Uranus
11
Which objects are located between the orbits of Mars and Jupiter?
comets
asteroids
Kuiper Belt objects
meteorites

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