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5 Written Questions

5 Matching Questions

  1. magnetic force
  2. north geographic pole ("top" of the Earth)
  3. how to strengthen electromagnets
  4. aurora
  5. atoms
  1. a a very small building blocks of matter
  2. b the force of attraction or repulsion created by moving or spinning electric charges
  3. c south magnetic pole
  4. d a curtain of lights which result from solar wind burning up in the atmosphere at the poles
  5. e More loops of wire - More electricity - More metal in the core of the solonoid

5 Multiple Choice Questions

  1. changes mechanical energy (work of machines) to electrical energy
  2. changes electrical energy to mechanical energy (it can do work)
  3. easy to magnetize, but don't stay magnetized for long
  4. ferromagnets, electromagnets, permanent, temporary
  5. a coil of wire with an electric current running through it...creates a magnetic field

5 True/False Questions

  1. how to "mess up" a magnetstore it with other magnets in a disorderly way - extreme heat - dropping it - hitting it


  2. electronsparticles in the outside area of the atom.....when they move and go from atom to atom we call it "electricity"


  3. electromagnetisminteraction of electricity and magnetism


  4. ferromagnetsa solenoid with a iron core...strong magnetic field


  5. Earth's coreone of two points such as the ends of a magnet that have opposite magnetic properties


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