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5 Written questions

5 Matching questions

  1. extremely high pressure and temperature
  2. hypothesis about sunspots
  3. sunspots
  4. auroras
  5. 99.8% of the mass of the solar system is...
  1. a the glowing of gas molecules in the Earth's atmosphere caused by solar winds
  2. b in the sun
  3. c the variation in sunspots may cause changes in the Earth's temperature
  4. d areas of gas on the sun which are cooler than areas that surround them
  5. e fusion only occurs in these two conditions

5 Multiple choice questions

  1. these usually prevent solar winds from entering our world
  2. These are the byproducts of the sun's nuclear fusion.
  3. the element the sun uses to generate energy
  4. disruptions of radio, television and telephone signals and electrical power problems
  5. the product of the sun's fusion

5 True/False questions

  1. nuclear fusionwhen several prominences connect, these are produced

          

  2. coronathe outer layer of the sun's atmosphere

          

  3. solar flareswhen several prominences connect, these are produced

          

  4. slightly lessHow does the mass of the helium produced by the sun compare with the mass of the hydrogen that goes into the process?

          

  5. solar flares increasethe number of charged particles in solar winds