Mechanical Wave Interactions

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Across
  1. 2. Type of floor that absorbs more sound
  2. 4. Earthquake waves that travel through the Earth
  3. 5. Type of floor that reflects sound more
  4. 12. Type of wave that needs matter to travel
  5. 13. When a wave bends around a corner or opening
  6. 14. State of matter where waves travel slowest
  7. 15. A type of mechanical wave that travels through air
  8. 18. Higher levels of this make waves move faster
  9. 20. State of matter where waves travel fastest
Down
  1. 1. When this increases, wave speed increases too
  2. 3. When a material soaks up a wave’s energy
  3. 6. What waves carry from place to place
  4. 7. Toy used to demonstrate waves moving through solids
  5. 8. Barrier that sound waves can pass through
  6. 9. Organ that interprets vibrations as sound
  7. 10. When a wave bounces back
  8. 11. Movement back and forth that starts a wave
  9. 16. Material that a wave moves through
  10. 17. When a wave passes through a material
  11. 19. Vibrates in the ear when sound waves hit it