Unit 2 Vocabulary

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Across
  1. 3. a device that increases or decreases the voltage of alternating current
  2. 7. the force of attraction or repulsion generated by moving electric charges
  3. 8. any material that attracts iron
  4. 10. a region where a magnetic force can be detected
  5. 11. process of creating a current by changing the magnetic field
  6. 13. a device that converts mechanical energy into electrical energy
  7. 16. the rate at which electrons move
  8. 18. device that converts electrical energy to mechanical energy
  9. 19. property that leads to interactions among particles
  10. 21. a circuit in which the parts are connected in branches
  11. 22. An electromagnet coil of wire with an electric current
Down
  1. 1. one of two points at the end of a magnet
  2. 2. a coil that has a soft iron core that acts as a magnet when electricity passes through
  3. 4. electric charge at rest
  4. 5. set of electrical components that complete a path of electricity
  5. 6. the opposition presented to the current by a material
  6. 9. allows the free flow of electrons
  7. 12. a material that can control the flow of electrons
  8. 14. interaction between magnetism and electricity
  9. 15. resists the flow of electrons
  10. 17. a circuit in which the parts are connected one after another
  11. 20. the amount of work to move a unit of electric charge between two points