Across
- 2. The maximum extent of a vibration
- 6. a wiggle in time
- 10. the distances between successive crests of a wave
- 11. used in radar,and communications
- 12. Speed how fast the disturbance moves
- 13. The number of to-and-fro vibrations in a given
Down
- 1. The time it takes for a complete vibration
- 3. a wave vibrating at right angles to the direction of its propagation.
- 4. light use radio waves, infrared radiation, ultraviolet radiation, X-rays
- 5. Wave Used for communication
- 7. wave a wave vibrating in the direction of propagation.
- 8. Rays penetrating electromagnetic radiation
- 9. the medium.