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22 Cards in this Set
- Front
- Back
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Big Bang Theory-
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A theory that deduces a cataclysm birth of the universe.
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Galaxy
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A collection of stars, dust and gas.
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Milky Way
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Spiral galaxy in which the Sun is in
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Light Year
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The distance light travels in a year
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Prominance
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gigantic arcs of hot gases and plasma that loop back to the suns suface
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Solar Nebula
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A rotating disk like cloud of gas and dust from the solar system
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corona
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The outer layer of the sun visivle only during a slar eclipse
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Supernova
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A large bright explosion which happens when a star dies
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Black Hole
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An object so massive light can not excape the gravity
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Neutron Star
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A white very dence star as small as ten miles across
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Main Sequence Star
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The longest stage in the life of a star
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Red Shift
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When a star is traveling away from the earth
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Nuclear Fusion
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Atoms inside the sun move so fast that they fuse together when they hit
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Solar System
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A system of planets and their objects orbiting their local star
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Planetesimals
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One of the small celestial bodies that were fused together to form the planets of the solar system
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Solar Wind
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A steady flow of particals streaming out from the sun
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Solar Flare
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A giant eruption on the suns surface caused by sunspots
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Sunspot
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Darker, cooler areas on the suns photosphere
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Photosphere
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The visible outer layer of a star
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Aurorae
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light show near the poles caused by collisions between the particals
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Red Giant
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Red Giant
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White Dwarf
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A dense star about the size of the earth
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