Waves

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Across
  1. 1. A wave where vibrations are parallel to the direction of travel (e.g., sound waves)
  2. 4. A transfer of energy through a medium or space
  3. 7. Number of waves passing a point per second (measured in Hz)
  4. 8. A Wave which can travel through a vacuum (e.g., light)
  5. 9. The substance a wave travels through (e.g., water, air)
  6. 10. speed How fast the wave travels
Down
  1. 2. A wave where vibrations are perpendicular to the direction of travel (e.g., light waves)
  2. 3. Height of the wave from the rest position
  3. 4. Distance between two identical points (e.g., crest to crest)
  4. 5. A wave which needs a medium to travel through
  5. 6. A repeated back-and-forth motion