Across
- 2. the highest point on a transverse wave
- 5. the bending of a wave as it travels from one medium to another
- 6. the distance between one point on a wave and the nearest point just line it
- 9. a device that uses an electromagnet to measure electric current
- 10. the more dense region of a longitudinal wave
- 11. a device that converts electrical energy into mechanical energy (2 words)
- 13. a wave in which the matter in the medium moves back and forth along the same direction as the wave travel (2 words)
- 14. electric current that reverses its direction of flow in a regular pattern (2 words)
- 15. a material in which electrons and thermal energy are not able to move
- 16. material through which electrons and thermal energy can move easily
- 18. a circuit in which electric current has more than one path to follow (2 words)
- 20. a circuit in which the electric current has only one path to follow (2 words)
- 21. a device that uses electromagnetic induction to increase or decrease the voltage of an alternating current
- 22. the net movement of electric charges in a single direction, measured in amperes (2 words)
- 25. groups of atoms in a magnetic material in which magnetic poles of the atoms are aligned in the same direction (2 words)
Down
- 1. the turning back of a wave when it encounters a boundary
- 3. a wave in which the matter in the medium moves at right angles to the direction of the wave travel (2 words)
- 4. the bending of waves around an obstacle
- 7. the less-dense region of a longitudinal wave
- 8. a device that converts mechanical energy into electrical energy
- 12. the accumulation of excess electric charge on an object (2 words)
- 17. electric current that flows in only one direction (2 words)
- 19. the number of waves that pass a fixed point each second, measured in hertz
- 23. the lowest point on a transverse wave
- 24. matter through which a wave travels