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5 Written questions

5 Matching questions

  1. black hole
  2. Coriolis Effect
  3. wave length
  4. medium
  5. plasma
  1. a a dense, collapsed core with a very strong gravitational pull that forms when a very massive star becomes a supernova
  2. b The way Earth's rotation makes winds in the Northern Hemisphere curve to the right and winds in the Southern Hemisphere curve to the left.
  3. c high temperature physical state of matter in which atoms lose their electrons
  4. d the length from one crest to another
  5. e a substance through which a wave can travel

5 Multiple choice questions

  1. An increase in the measured frequency of light from an approaching source.
  2. layer of air surrounding the earth
  3. the vertical distance from the crest of a wave to the trough
  4. the change in the wavelength of light due to an object moving away from the observer.
  5. damaging wave of light emitted by the sun - eads to cataracts in eyes, interferes with photosynthesis, kills phytoplankton, wakens the immune system

5 True/False questions

  1. electromagnetic wavesThe wave with no transfer of matter - This wave requires a medium.


  2. protostarEarly form of a star; This stage lies between the collapsing of dust and gas and the beginning of nuclear fusion


  3. mechanical waveThe wave with no transfer of matter - This wave requires a medium.


  4. revolutionthe spinning of an object on its axis


  5. chlorofluorocarbonsn. The throwing off or back of light, heat, sound, or any form of energy that travels in waves.