Waves

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Across
  1. 2. the transfer of excess charge through a conductor to earth
  2. 6. a flow of electric charge in only one direction (DC)
  3. 8. an electric circuit with two or more paths through which charge can flow
  4. 11. An electric Current that reverses its direction many times a second at regular intervals, typically used in power supplies
  5. 12. the response of a standing wave to another wave of the same frequency, with dramatic increase in amplitude of the standing wave
  6. 13. A force associated with charged particles, which has two aspects, electric force and magnetic force
  7. 14. A change in sound frequency caused by motion of the sound source, motion fo the listener, or both
  8. 15. A continuous flow of electrical charge
  9. 16. a wave in which the vibration of the medium is parallel to the direction the wave travels
  10. 18. The transfer of charge without contact between materials
  11. 23. a device that converts mechanical energy into electrical energy by the relative motion of a coil of wire with respect to a magnetic field
  12. 24. A field in a region of space that exerts electric forces on charged particles; a field produced by electric charges or by changing magnetic fields
  13. 25. the force a magnetic field exerts on a magnet, on a ferromagnetic material, or on a moving electric charges
Down
  1. 1. Law stating that the total electric charge in an isolated system is constant; electric charge is never created or destroyed
  2. 3. The bending of a wave as it enters a new medium at an angle
  3. 4. a solenoid with a ferromagnetic core
  4. 5. a wave that travels along a surface separating two media
  5. 7. The bending of a wave as it moves an obstacle or passes through a narrow opening
  6. 9. a disturbance in matter that carries energy from one place to another
  7. 10. the study of the behavior of electric charges, including how charge is transferred between objects
  8. 17. a material that has almost zero resistance when it is cooled to low temperatures
  9. 19. The relationshipof voltage, current, and resistance: V=IR
  10. 20. the interaction of two or more waves that combine in a region of overlap
  11. 21. an area of a longitudinal wave where the particles of the medium are close together
  12. 22. an electric circuit with only one path through which charge can flow