Across
- 3. helps make the skin tough
- 4. something that keeps you warm when you're cold
- 6. makes your bones stop growing
- 7. you see this when you look at your skin
- 9. it lies beneath the epidermis
- 11. it covers your body and helps you maintain homeostasis
- 13. it holds joints together
- 14. there are four kinds of this in your body
Down
- 1. provide strength
- 2. jogging, cycling, skating, swimming, and walking
- 5. carry messages to and from the brain
- 6. bones, cartilage, and the connective tissue that holds bones together make up this
- 8. it is made up of muscles that let you move
- 10. something that holds bones together
- 12. make sweat