Across
- 4. causes heat in your body and helps you breath
- 8. helps plants grow
- 10. this is a clear liquid that we drink
Down
- 1. control all the functions in a cell
- 2. photosynthesis need this object to work
- 3. you breath this out
- 5. is a green substance
- 6. you breath this in
- 7. you only change one variable in an experiment
- 9. you put this in your hot drink