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5 Written questions

5 Matching questions

  1. magnet
  2. electric generator
  3. electric motor
  4. Earth's core
  5. how to "mess up" a magnet
  1. a changes mechanical energy (work of machines) to electrical energy
  2. b changes electrical energy to mechanical energy (it can do work)
  3. c the area of the earth with moving iron that creates our magnetic field...not every planet has this
  4. d store it with other magnets in a disorderly way - extreme heat - dropping it - hitting it
  5. e material that attracts iron

5 Multiple choice questions

  1. particles in the outside area of the atom.....when they move and go from atom to atom we call it "electricity"
  2. difficult to magnetize, but remain magnetized for longer amounts of time
  3. the force of attraction or repulsion created by moving or spinning electric charges
  4. wind - water - geothermal - nuclear ----- all of them turn to generate electricity by passing magnets by wires to move electrons
  5. (1820) discovered that moving charges (electricity) can create magnetic fields

5 True/False questions

  1. ferromagnetsmagnets made or iron, nickel, cobalt or combinations of these elements

          

  2. magnetic poleone of two points such as the ends of a magnet that have opposite magnetic properties

          

  3. types of magnetswind - water - geothermal - nuclear ----- all of them turn to generate electricity by passing magnets by wires to move electrons

          

  4. solenoida very small building blocks of matter

          

  5. electromagnetic inductioncreating electrical current by moving a magnetic field past a coil of wires