Across
- 2. Nonliving things like rocks, water, sunlight, or air
- 5. A group of connected parts that work together by following rules to make a whole, while being affected by everything around them.
- 9. How water moves through plants by entering through the roots and leaving through holes in their leaves
- 10. Green parts found in plant cells that absorb and respond to light, where photosynthesis happens
- 13. Anything that has mass and takes up space
- 14. A chemical reaction that happens inside the chloroplasts of plant cells that uses light, carbon dioxide and water to make food molecules (glucose)
- 15. Growing plants using only water and nutrients
Down
- 1. The amount of water in the air
- 3. Things that are added into and used inside a system
- 4. When cells break down food by mixing it with oxygen to produce energy, carbon dioxide, and water
- 6. The ability to make things move, change or work
- 7. Living things like plants or animals
- 8. Holes in the bottom of leaves that allow gases in and out of a plant
- 11. Things that are produced by and leave a system
- 12. Thin layer around cells that lets some particles in and keeps others out
