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15 Cards in this Set
- Front
- Back
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How many galaxies are their
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Spiral irregular eliptical
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What kind of galaxy do we live on
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spiral
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how many stars are in one galaxy
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200 billion-400billion
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What is the name of our galaxy
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Milky way
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name all of the inner planets
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Mercury Venus earth mars
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name the outer planets
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jupiter saturn uranus neptune
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how did the solar system start
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The big bang theory
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True of false Pluto is a planet
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False
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witch planet is known as the gas giant
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jupiter
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true or false the inner planets are colder then the outer planets
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False
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what are the planets in order
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mercury/venus/earth/mars/jupiter/saturn/Uranus/neptune
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what are galaxies made of
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Gas Stars And an un known substance called dark matter
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what was the first planet dicoverd by a telescope
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uranus.
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nepune has _ sets of moons and _sets of rings
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8 and 4
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how much water covers earths surface
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3/4 of earth
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