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5 Written Questions

5 Matching Questions

  1. 99.8% of the mass of the solar system is...
  2. the poles
  3. heat and light
  4. the Earth's atmosphere and magnetic field
  5. 10 to 11 years
  1. a These are the byproducts of the sun's nuclear fusion.
  2. b these usually prevent solar winds from entering our world
  3. c in the sun
  4. d where solar winds can enter the Earth's atmosphere
  5. e time span over which the number of sunspots varies

5 Multiple Choice Questions

  1. the variation in sunspots may cause changes in the Earth's temperature
  2. disruptions of radio, television and telephone signals and electrical power problems
  3. the element the sun uses to generate energy
  4. How does the mass of the helium produced by the sun compare with the mass of the hydrogen that goes into the process?
  5. the inner layer of the sun's atmosphere which produces the light

5 True/False Questions

  1. nuclear fusionwhen several prominences connect, these are produced


  2. extremely high pressure and temperaturefusion only occurs in these two conditions


  3. 10 billion yearstime span over which the number of sunspots varies


  4. solar flaresstreams of electrically charged particles coming from the corona


  5. aurorasthe outer layer of the sun's atmosphere


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