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SCI8-Space

The universe (EPISD 8th grade)

QuestionAnswer
Light year Used to measure distance in space
Universe All of space and everything in it
Galaxy Group of stars and space objects that revolve around a center of gravity
Spiral A galaxy with spinning arms
Irregular A galaxy with no definite shape
Elliptical A galaxy that looks like a piece of exploded chalk
Star A ball of gas undergoing nuclear fusion
Solar system A group of planets that revolve around a star
Asteroid Space object usually found between Mars and Jupiter
Meteor A chunk of rock that flies through space
Comet Mostly made up of gas, dust, and water
Nebula Birthplace of stars
Big bang Theory that all matter in space started from one point
Milky way The name of our galaxy
Sun The star closest to earth
Day How long it takes the earth to rotate
Year How long it takes the earth to revolve around the sun
Created by: sLnelson
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