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chapter 8 physicalS.

our solar system

QuestionAnswer
1.Imaginary line through the center of the planet? Axis of rotation
2.The time it takes for one rotation? Period of rotation
3.The time it takes a planet to move completely around the sun? Period of revolution
4.An oval shape? Ellipse
5.The average distance from earth to the sun? Astronomical units
6.An object that revolves around a planet? Satellite
7.The different appearances of the moon as it orbits earth? Lunar phases
8.A total or partial obscuring of one celastial body by another? Eclipse
9.The four inner planet's closest to the sun? mercury,Venus,earth and mars
10.The planet's beyond the inner planet's? Jupiter,Saturn,Neptune and Uranus
11.Rocky objects,smaller than a planet,that are found between the orbit's of Mar's and Jupiter? Asteroids
Created by: 200063430
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