Innovative sport device

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Across
  1. 4. A person who plays sports.
  2. 5. A plastic object that protects the teeth in sport.
  3. 9. A program used on a phone or tablet.
  4. 11. Information that helps improve performance.
  5. 13. How well an athlete plays.
  6. 15. A head injury caused by a strong hit.
  7. 18. Physical damage during sport.
  8. 19. Parts of a device.
Down
  1. 1. The person who controls a match.
  2. 2. The act of making official decisions in sport.
  3. 3. A field where a match is played.
  4. 6. A football rule about player position.
  5. 7. Information collected by a device.
  6. 8. A sensor that measures movement and speed.
  7. 10. A device used to record video in sports.
  8. 12. Video system that helps referees make decisions.
  9. 14. A new idea or new technology.
  10. 15. To break rules to win a match.
  11. 16. An electronic tool used for a sport activity.
  12. 17. An artificial body part used by an athlete.