Across
- 3. exercises that use your own body, like push-ups
- 5. when your muscles get bigger
- 6. when your muscles work but do not move
- 8. how strong your muscles are when you lift something heavy
- 11. when a muscle gets shorter while working
- 14. exercises that make your muscles stronger using weights
- 16. when your muscles move and change length while working
- 19. the most weight you can lift one time
- 20. exercise machines you use at the gym
Down
- 1. doing two exercises back to back with no rest
- 2. weights like dumbbells or barbells you can move freely
- 4. how strong your stomach and back muscles are
- 7. when a muscle gets longer while working
- 9. doing different exercises in a row with little rest
- 10. when your muscles get smaller from not using them
- 12. how long your muscles can keep working without getting tired
- 13. doing the same exercise one time
- 15. slowly making exercises harder to get stronger
- 17. a short break between exercises
- 18. a group of repetitions done together