Record breaker

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Across
  1. 2. a competition in which all the competitors try to be the fastest and to finish first
  2. 5. a chair on wheels that people who are unable to walk use for moving around
  3. 6. the ability to continue trying to do something, although it is very difficult
  4. 9. to defeat or succeed in controlling or dealing with something
  5. 10. a small metal disc, with words or a picture on it, given as a reward for a brave action, for winning a competition, or to remember a special event
Down
  1. 1. very powerful feelings
  2. 3. very exciting to look at
  3. 4. to store sounds or moving pictures using electronic equipment so that they can be heard or seen later
  4. 7. necessary or of great value
  5. 8. anything that happens, especially something important or unusual