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Science Test

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5 Written Questions

5 Matching Questions

  1. wavelenghth
  2. what determines how long a star will live
  3. big bang theory
  4. electromagnetic spectrum
  5. parallax
  1. a all the waves in the universe
  2. b apparent change in the position of a star in the sky. Not because it has moved but because the Earths change in position as it moves around the sun.
  3. c how much energy it uses
  4. d the length from crest to crest in a wave
  5. e the explosion that started the universe

5 Multiple Choice Questions

  1. collects and focuses visible light
  2. are the explosion of a dying star. Iron begins to absorb energy, soon this energy is released and explodes
  3. the color of a star depends on its temperature, the hottest one are blueish white, the coolest stars are reddish orange medium stars are yellow
  4. the actual brightness of stars increases as the surface temperature increases
  5. the amount of light a star actually gives off

5 True/False Questions

  1. black holesapparent change in the position of a star in the sky. Not because it has moved but because the Earths change in position as it moves around the sun.

          

  2. nuclear fusioncauses hydrogen atoms to come together to become helium atoms

          

  3. the order of the waves by wavelength1. spiral
    2. elliptical
    3. irregular

          

  4. light yearthe distance light travels in a year

          

  5. types of galaxiesapparent change in the position of a star in the sky. Not because it has moved but because the Earths change in position as it moves around the sun.

          

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