The FitnessGram PACER Test is a multistage aerobic capacity test that progressively gets more difficult as it continues.

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Across
  1. 3. Maximum strength you're able to output
  2. 6. Constant use of the heart and lungs; usually in aerobic exercises.
  3. 8. Exercise that doesn't use new oxygen
  4. 9. The ability to bend the body
Down
  1. 1. Used in high reps, low weight exercise. Happens over long period of time.
  2. 2. Used in low reps, high weight exercise. Happens over short period of time.
  3. 4. Exercise that uses new oxygen
  4. 5. Appropriate exercise/training for a sport.
  5. 7. Body being tired due to excessive amount of exercise