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chapter 11 8th

chapter11

QuestionAnswer
an imaginary line through the center of a planet rotates axis of rotation
the time it takes for a planet to rotate once around its axis period of rotation
the time it takes a planet to move completely around the sun period of revolution
an oval ellipse
the distance between the sun and the earth astronomical unit
a object that revolves around a planet satellite
the different phases of the moon from the earth lunar phase
a total or partial obscuring of one celestial body by another eclipse
an attractive force between all object that have mass gravity
force exerted per unit are by air particles atmospheric pressure
a rocky object smaller than a planet that is found between the orbits of mars and jupiter asteroid
a small icy body in orbit around the sun often having a highly elliptical orbit comet
solid interplanetary particles through earths atmosphere meteroroid
Created by: 200513301
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