Solar System Review

The order of the planets is:

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

Planets that are closer to the sun

• take more time to orbit
• take less time to orbit

The earth orbits around...

• the sun.
• the moon
• other planets
• the Milky Way

Planets that are farther from the sun

• take more time to orbit
• take less time to orbit

The greater mass a planet has, 

• the greater the gravitational force it has
• the less gravitational force it has
• gravitational force does not depend on mass

The Greater the distance is between two objects of mass the _________ amount of gravitational force is between them.

• greater
• less
• equal

What are terrestrial or the inner planets composed of?

• water
• gas
• rock 
• none of the above

What are the jovial (outer) planets composed of ?

• rock
• gas
• dust

Geocentric model is where ____ is at the center.

• Sun
• Earth 

Heliocentric is where the ____is at the center. 

• Earth
• Sun