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5 Written questions

5 Matching questions

  1. composition of stars
  2. spectroscope
  3. expanding universe theory
  4. hertzsprung-russel diagram
  5. wavelenghth
  1. a found by using a spectroscope
  2. b the length from crest to crest in a wave
  3. c the theory that the universe will continue to expand
  4. d an instrument that splits light into colors
  5. e the actual brightness of stars increases as the surface temperature increases

5 Multiple choice questions

  1. a large amount of gas spread out- it is the birthplace of stars. The gas cloud contracts together forming a star
  2. core of a super massive star that remains after a supernova
  3. the brightness of a star as it appears from Earth
  4. are the explosion of a dying star. Iron begins to absorb energy, soon this energy is released and explodes
  5. causes hydrogen atoms to come together to become helium atoms

5 True/False questions

  1. eclipsing binary star systemfound by using a spectroscope

          

  2. color of stars and their temperatureall the waves in the universe

          

  3. types of galaxiesare the explosion of a dying star. Iron begins to absorb energy, soon this energy is released and explodes

          

  4. parallaxa large amount of gas spread out- it is the birthplace of stars. The gas cloud contracts together forming a star

          

  5. light yearthe distance light travels in a year