physical education

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Across
  1. 2. the measure of heat or cold
  2. 3. acid a chemical that build up in the muscles during intense exercise
  3. 6. to lower or lessen
  4. 7. to stop something from happening
  5. 12. a bodily response to control inner conditions
  6. 13. opposite of before
  7. 14. a heightened state of activity or exertion
Down
  1. 1. to focus one's attention
  2. 4. a substance that could be harmful often produced in the body
  3. 5. a substance that helps joints or muscles move smoothly
  4. 8. mild or soft
  5. 9. to promote the health or well being of
  6. 10. an advantage that something brings
  7. 11. a process or sequence that happens in stages