6th science ch4 sec2 Word Scramble
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Question | Answer |
Constellation | Patterns of stars |
spectrograph | A device that breaks light into colors and produces an image of the resulting spectrum |
Apparent Brightness | Brightness that is seen from Earth |
Absolute brightness | The brightness the star would have if it were a standard distance from Earth |
light-year | The distanced that light travels in on year about 9.5 million Kilometers |
Parallax | the apparent change in position of an object when you look at it from different places |
H-R diagram | shows relationship between surface temp. and absolute brightness |
Main sequence | diagram from a diagonal area, more that 90% of the stars including the sun are main sequence stars |
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apetosa
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