Across
- 3. what reacts together to get a product?
- 7. what part of the body does the food go in when you eat
- 8. what is the basic unit of all living organisms?
- 9. what is the movement of a substance from an area of high concentration to an area of low concentration?
- 11. what is needed to stay healthy
- 13. which cells carry oxygen around the body
- 14. what system is used for eating
Down
- 1. what bone is in your head?
- 2. what is 70%of your body mass
- 3. what provides us energy
- 4. what acid do lemons have?
- 5. if you didn't have this bone you wouldn't be able to stand
- 6. does food contain energy
- 10. what is a push or pull
- 12. if the ph is 1 is that an acid or alkali?