GCSE PE DEFINTIONS

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Across
  1. 2. muscles work in pairs
  2. 6. are part of the chest cavity
  3. 7. imaginary sector where movement occurs
  4. 11. lower back muscles
  5. 12. your pulse is located in these
  6. 13. delayed onset of muscle soreness
Down
  1. 1. always has a high mechanical advantage
  2. 3. they protect vital organs
  3. 4. what + energy makes glucose for this purpose
  4. 5. a bar on an axis
  5. 8. widening of internal walls
  6. 9. the heart relaxing
  7. 10. swinging your arms in circles