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5 Written Questions

5 Matching Questions

  1. 10 billion years
  2. heat and light
  3. 10 to 11 years
  4. solar flares increase
  5. nuclear fusion
  1. a time span over which the number of sunspots varies
  2. b the number of charged particles in solar winds
  3. c These are the byproducts of the sun's nuclear fusion.
  4. d the length of time it will take for the sun to use up all of its hydrogen
  5. e the process by which the sun generates energy

5 Multiple Choice Questions

  1. the most powerful gravitational force in the solar system
  2. the inner layer of the sun's atmosphere which produces the light
  3. disruptions of radio, television and telephone signals and electrical power problems
  4. the product of the sun's fusion
  5. these usually prevent solar winds from entering our world

5 True/False Questions

  1. solar windswhen several prominences connect, these are produced

          

  2. sunspotswhere solar winds can enter the Earth's atmosphere

          

  3. aurorasthe glowing of gas molecules in the Earth's atmosphere caused by solar winds

          

  4. hypothesis about sunspotsthe variation in sunspots may cause changes in the Earth's temperature

          

  5. 99.8% of the mass of the solar system is...in the sun

          

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