Across
- 3. force pulling us down to earth
- 5. element that is made of 2 or more separate elements
- 6. basic unit of a living thing
- 9. largest moon in our solar system
- 10. force that opposes motion
- 12. orbits the earth
- 14. where nutrients are absorbed
- 15. how the universe was created
- 17. external wall of cell
- 19. Quickness of motion
- 20. carries blood around the body
Down
- 1. how plant makes its food
- 2. pumps blood around the body
- 4. the rate something or someone moves
- 5. gas created by cars
- 7. centre of our solar system
- 8. where food is broken down
- 11. heart of the cell
- 13. where an animal lives
- 16. substance that flows easily
- 18. Produces bile to help with digestion