Across
- 2. what is measured in your experiment
- 7. a wave vibrating at right angles
- 10. large group of organic compounds
- 13. a diagram showing a relationship between two variables
- 15. the basic unit of a chemical element
- 18. relating to molecules
- 19. the chemical element
- 20. power derived from chemical or physical sources
- 21. sugar in plants
- 24. relating to an atom
- 25. facts and statistics collected together for evidence
- 26. stating what you believe
- 27. an action of investigating something
- 28. the gas we breathe
- 29. changed into a new property
- 30. your control in the experiment
- 31. a community where organisms live
Down
- 1. living organism that uses photosynthesis
- 3. a product changes in physical properties
- 4. an example to show reasoning
- 5. two surfaces rubbing against each other
- 6. minerals such as water dirt plants etc
- 8. what you think will happen
- 9. the process where oxygen is used to make energy from sugars
- 11. weather conditions
- 12. the process that plants use to use sunlight
- 14. the action or process of an something moving
- 16. gas produced by us and absorbed by plants
- 17. what you think will happen
- 22. reasoning to back up your claim
- 23. the energy of motion