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5 Written Questions

5 Matching Questions

  1. nail
  2. wires
  3. heat
  4. electromagnetism
  5. armature
  1. a The electric current in the coils of wire around the nail releases ________ energy. This causes the coiled nail to get hot.
  2. b a magnetism developed by a current of electricity
  3. c The electrical energy creates a magnetic force field in the ______________________.
  4. d The electrical energy creates a magnetic frce field around the ____________.
  5. e What part of the motor system is most directly involved in electrical enery?

5 Multiple Choice Questions

  1. lines that show where a force field is located
  2. The magnetic force field is ____________________ or _______________ by the magnet.
  3. any piece of iron, steel or magnetite (lodestone) that has the property of attracting iron or steel
  4. _______________________ show where magnetic force field is found?
  5. energy from a machine

5 True/False Questions

  1. electromagneta magnetism developed by a current of electricity

          

  2. batteriesa group of two or more cells connected together, usually in series, to furnish electrical current

          

  3. sound energyenergy from sound

          

  4. brushWhat part of the motor system is most directly involved in electrical enery?

          

  5. temporaryWhat can magnets be (such as an electromagnet)?

          

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