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8 Cards in this Set
- Front
- Back
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red giant
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a large, reddish star late in its life cycle
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white dwarf
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a small, hot, dim star that is the leftover center of an old star
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H-R Diagram
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Hertzsprung-Russell diagram, a graph that shows the relationship between a star s surface temperature and absolute magnitude
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main sequence
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the location on the H-R diagram where most stars lie; it has a diagonal pattern from the lower right (low temperature and luminosity) to the upper left (high temperature and luminosity)
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supernova
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a gigantic explosion in which a massive star collapses and throws its outer layers into space
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neutron star
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a star that has collapsed under gravity to the point that the electrons and protons have smashed together to form neutrons
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pulsar
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a rapidly spinning neutron star that emits pulses of radio and optical energy
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blackhole
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an object so massive and dense that even light cannot escape its gravity
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