Universe Jeopardy Review

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Vocabulary 1
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Vocabulary 2
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Vocabulary 3
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Vocabulary 4
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Vocabulary 5
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H-R Diagram
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Vocabulary 4
Vocabulary 2
Vocabulary 3
Vocabulary 5
Vocabulary 1
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H-R Diagram
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how bright a light looks or appears
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Apparent Magnitude
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an apparent shift in the position of an object
when viewed from different positions
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Parallax
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a star in which all the particles have become
neutrons pressed-in remains of a supernova
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Neutron Star
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a spinning neutron star that emits rapid pulses
of light
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Pulsar
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an instrument that astronomers use to spread
starlight out into its colors
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Spectrograph
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the actual brightness of a star
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Absolute Magnitude
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giant clouds of gas and dust in space, the
location of star formation
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Nebula
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galaxy that has a nuclear bulge at the center and
very distinctive spiral arms
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Spiral Galaxy
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a spherical or elongated galaxy that has a bright
center and very little dust and gas
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Elliptical Galaxy
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shows the relationship between a star's surface
temperature and its absolute magnitude
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H-R Diagram (Hertzsprung Russell)
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the distance that light travels in one year
(300,000 km/s)
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Light-year
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the study of the origin and future of the
universe
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Cosmology
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radiation left from the big bang that fills all
of space
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Cosmic Background Radiation
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a small, hot star near the end of its life the
leftover center of an old star
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White Dwarf
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the death of a large star by explosion
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Supernova
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group of older stars that looks like a ball of
stars
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Globular Cluster
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a star-like source of light and radio waves that
is extremely far away, one of the most powerful
sources of energy in the universe
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Quasar
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a star that expands and cools once it runs out of
hydrogen fuel
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Red Giant
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galaxy that does not fit into any other class,
has an irregular shape
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Irregular Galaxy
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the diagonal pattern of stars on the H-R diagram
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Main Sequence
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large groupings of stars in space
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Galaxy
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the theory that states the universe began with a
tremendous explosion
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Big Bang Theory
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an object with more than three solar masses
squeezed into a ball only 10 km across whose
gravity is so strong that not even light can
escape
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Black Hole
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a group of stars that forms when large amounts of
gas and dust come together
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Open Cluster
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the rainbow of colors produced when white light
passes through a prism or spectrograph
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Spectrum
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What are the two units of measurement on the H-R
Diagram
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Temperature and Absolute Magnitude
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Bright and hot stars are found top left, lower
left, top right, or lower right
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Top left
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Dim and cool stars are found top left, lower
left, top right, or lower right
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Lower right
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Dim and hot stars are found top left, lower
left, top right, or lower right
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Lower left
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Bright and cool stars are found top left, lower
left, top right, or lower right
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Top right