Across
- 3. The number of waves passing a point per unit time.
- 5. When a wave is taken in by a material.
- 6. When a wave passes through a medium.
- 9. The bouncing back of a wave when it hits a barrier.
- 11. wave: A wave where the vibrations are perpendicular to the direction of travel.
- 12. interference: When waves cancel each other out.
- 13. A region of high pressure in a longitudinal wave.
- 14. The amplification of a wave when its frequency matches the natural frequency of a system.
- 17. A region of low pressure in a longitudinal wave.
- 18. wave: A wave that requires a medium to travel through.
- 19. The bending of a wave around an obstacle.
- 20. The maximum displacement of a wave from its resting position.
Down
- 1. wave: A wave that consists of oscillating electric and magnetic fields.
- 2. wave: A wave where the vibrations are parallel to the direction of travel.
- 4. The distance between two successive crests of a wave.
- 7. The highest point of a wave.
- 8. The lowest point of a wave.
- 9. The bending of a wave as it enters a new medium.
- 10. The substance through which a wave travels.
- 15. interference: When waves add together to create a larger wave.
- 16. speed: The distance a wave travels per unit time.