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4 Written questions

4 Multiple choice questions

  1. hot gases pass through cooler gases and absorb wavelengths of the spectrum. It shows up as dark lines on a colored background.

  2. objects that are closer seem to move more than objects farther away

  3. an object that separates visible light into its different wavelengths

  4. groups of stars that form a picture or pattern

3 True/False questions

  1. absolute magnitudehow bright a star really is.


  2. emission lines
    spectrum of bright lines on a dark background/given off by elements heated to a gas/how the color is put in fireworks


  3. light-year
    visible light separated into its different wavelengths/the rainbow