ELECTRICITY & MAGNETISM CROSSWORD PUZZLE

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Across
  1. 3. material that is a poor conductor of electric current.
  2. 5. device that increases or decreases voltage in AC circuits in order to minimize energy lost during transmission.
  3. 7. (C)SI unit for electric charge.
  4. 10. unit of electric potential and electric potential difference.
  5. 13. rotating part of an electric motor containing electromagnets.
  6. 15. unit of electric current, equivalent to one coulomb of charge per second.
  7. 17. two regions in a magnetic field, called magnetic north and south poles, that produce the strongest magnetic force.
  8. 19. scientific instrument used to detect charged objects.
  9. 21. machine that converts rotational motion to electricity
  10. 23. electric circuit where the switch is connected (or closed), allowing electricity to flow through the circuit
  11. 24. scientific instrument used to measure the masses of individual atoms in a gas using the force exerted on them in a uniform magnetic field.
  12. 28. electric circuit with a break that prevents electricity from flowing through it.
  13. 29. material, such as a metal, that offers low resistance to the flow of electric current
  14. 30. amount of electrical potential energy that each unit of electric charge has
  15. 31. one of two types of electric charge.
Down
  1. 1. flow of electric current through conductor
  2. 2. flow of electric charges, usually in wires or other conductors. Measured in amperes (A).
  3. 4. coil of wire, usually cylindrical, that uses electric current to create a magnetic field.
  4. 6. In an electric motor, the *blank* plates typically comes in electrical contact with the brushes.
  5. 8. two or more positions in an electric field that have the same electric potential.
  6. 9. instrument used to detect very small electric currents by detecting the magnetic force on a loop of wire.
  7. 11. study of electric charges at rest.
  8. 12. an enclosure used to block electromagnetic fields
  9. 14. flux measure of the strength of a magnetic field through an area.
  10. 16. electrical device that has a complete or continuous path that electricity can flow through
  11. 18. physical phenomenon produced by the motion of electric charge, resulting in attractive and repulsive forces between objects;
  12. 20. a device that stores electric charge.
  13. 22. fundamental property of matter that comes in two varieties we call positive and negative.
  14. 25. condition of a system that describes opposing physical characteristics.
  15. 26. buildup of electrical charge, either positive or negative, on the surface of an insulating material
  16. 27. magnets that are created by the flow of electricity.