Forces And Waves

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Across
  1. 5. Force that pulls objects toward Earth
  2. 6. what an object does if an unbalanced force acts
  3. 8. Scientific word that tells us the forces are balanced
  4. 10. Force upwards from a wing
  5. 11. Unit of force
  6. 16. Unit of Frequency
  7. 17. Type of wave where direction of vibration is parallel to the energy transfer
  8. 18. Force through a stretched rope or cable
  9. 19. Forward force e.g. from an engine
Down
  1. 1. Number of complete waves per second
  2. 2. Force upwards from a fluid
  3. 3. The distance between two wave crests
  4. 4. Unit of Time Period
  5. 7. The time for one complete wave to pass
  6. 9. The force that acts perpendicular to a surface
  7. 12. The height of a wave from equilibrium to a peak
  8. 13. Type of wave where direction of vibration is perpendicular to the energy transfer
  9. 14. Force that opposes motion
  10. 15. Velocity when forces are balanced