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11 Cards in this Set
- Front
- Back
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Asteroid
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a piece of rock made up of material similar to that which formed the planets; mostly found in the asteroid belt between the orbits of Mars and Jupiter.
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Comet
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space object formed from dust and rock particles mixed with frozen water, methane, and ammonia that forms a bright coma as it approaches the sun.
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Earth
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third planet from the sun;has an atmosphere that protects life and surface temperatures that allow water to exist as a solid, liquid,and a gas.
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Great Red Spot
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giant,high-pressure gas storm on jupiter.
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Jupiter
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largest and fifth planet form the sun;contains more mass than all the other planets combined;has continuos storms of high-pressure gas and an atmosphere mostly of hydrogen and helium.
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Mars
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fourht planet from the sun;has polar ice caps,a thin atmosphere,and a reddish appearance from iron oxide in weathered rocks.
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Mercury
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smallest planet,closest to sun;has a thin atmosphere and a surface with many craters and high cliffs.
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Meteor
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a meteoroid that burns up in earth's atmosphere.
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Meteorite
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a meteoride that strikes the surface of a moon or planet.
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Neptune
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usually the eighth planet from the sun;is large and gaseous,has rings that vary in thickness,and is bluish-green in color.
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Venus
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second planet form the sun;similiar to earth in mass and size;has a thick atmosphere and a surface with craters,faultlike cracks,and volcanoes.
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