Unit 4 Vocab Crossword

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Across
  1. 2. The sudden flow of electric charge between two charged objects, due to a buildup of static electricity
  2. 5. The tendency of a material to oppose the flow of electrons through it
  3. 10. A tool used to detect the presence and magnitude of an electric charge
  4. 13. The simplest form of matter, made of protons, neutrons, and electrons
  5. 14. Device that uses an electromagnet to convert mechanical energy into electrical energy
  6. 15. Transfer of electrons through direct contact between objects
  7. 16. (Law of Conservation of _________) - Charge cannot be created or destroyed, only transferred; net electric charge is always constant
  8. 17. Current has only one path to travel through
  9. 19. External force given off by a magnet; strongest at the poles
  10. 21. The amount of current is directly proportional to the voltage difference. V = IR
  11. 22. Transfer of electrons through electric fields working over a distance
  12. 23. Property of some materials that allows them to give off an attractive or repulsive force
  13. 24. Device that uses an electromagnet to convert electrical energy into mechanical energy
  14. 26. Process of removing excess charge on an object by transferring e- to another object to neutralize the electrical imbalance
Down
  1. 1. Anything that has mass and takes up space
  2. 3. The net movement of electric charge in a single direction
  3. 4. A device that converts chemical energy to electrical energy
  4. 6. Piece of metal that bends when overheated to open the circuit and prevent current from flowing
  5. 7. Area surrounding charged particles/objects within which a force can be exerted on other charged particles/objects
  6. 8. Contains more than one path for current to travel through
  7. 9. Phenomenon where objects placed in a strong magnetic field become magnetized due to the poles within their atoms aligning
  8. 11. A small piece of metal that melts when overheated to open the circuit and prevent current from flowing
  9. 12. A charge imbalance that results in the build up of excess electric charge on an object
  10. 18. The push (force) that causes charge to move
  11. 20. Temporary magnet made by placing a piece of iron inside a current carrying coil of wire
  12. 25. A closed path an electric current flows through