Physics Vocabulary Crossword Puzzle.

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Across
  1. 2. The process by which heat or electricity is transmitted through a substance.
  2. 7. The SI unit of electric current.
  3. 8. A material that allows electricity or heat to pass through it.
  4. 10. The rate of change of angular velocity.
  5. 13. The rate of change of velocity.
  6. 14. A complete path through which an electric current can flow.
  7. 19. The temperature at which a liquid turns to a gas at a given pressure.
  8. 22. An electric current that periodically reverses direction.
Down
  1. 1. The action of one object coming into contact with another.
  2. 3. A quantity that has a fixed value in a given context.
  3. 4. The lowest possible temperature, at which all molecular motion ceases.
  4. 5. The fundamental property of matter that causes it to experience a force when placed in an electromagnetic field.
  5. 6. The maximum extent of a vibration or oscillation, measured from the position of equilibrium.
  6. 9. A continuous sequence in which adjacent elements are not perceptibly different from each other, but the whole has the same properties as its constituents.
  7. 10. The space between two lines or planes that intersect.
  8. 11. The basic unit of a chemical element.
  9. 12. The principle that matter cannot be created or destroyed.
  10. 15. A force that acts on a body moving in a circular path and is directed toward the center around which the body is moving.
  11. 16. A substance that has the same mass as ordinary matter but with opposite charge and other quantum properties.
  12. 17. Any particle in the boson category of elementary particles.
  13. 18. The tendency of dissimilar particles or surfaces to cling to one another.
  14. 20. The ability of a conductor to store electrical energy in an electric field.
  15. 21. A device that converts chemical energy to electrical energy.