6th gr galactic vocabulary
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| place where stars are born | nebulae
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| have no particular shape at all; just clumps of stars | irregular galaxies
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| designed to be the most powerful telescope in the world when it was launched in 1990 | hubble telescope
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| how we measure space in distance | light years
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| similar to spiral galaxies but also have stars that stretch through the center and out to the sides | barred spiral galaxies
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| a galaxy about one and a half times larger than the milky way | andromeda
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| have long arms of stars that spiral out from the galaxy's center; in the center is a bright cluster of stars | galaxies
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| a galaxy that contains about 200 billion stars...one is our Sun | milky way
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| an area where stars, gas, and dust are spinning around a black hole | accretion disc
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| like "star explosions" that blow star remnants into space where they eventually turn into new stars | supernova
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| huge, bright, dense, masses of mostly old stars | elliptical galaxies
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| gives out a massive amount of energy in the form of light and radiation | active galaxy
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| is part of a super cluster of galaxies; it is a cluster of about 30 galaxies | local group
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| never has been seen; the mysterious center of the galactic city | black hole
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