Matter & Energy Flow Definitions
Across
- 2. formed when carbon dioxide dissolves in water
- 5. small units that are joined together to form polymers
- 8. warming effect caused by the Earth's atmosphere
- 10. the solid Earth
- 11. storage
- 15. building blocks of matter
- 16. large molecule that contains thousands of repeating units
Down
- 1. polymer found in plants
- 3. makes up limestone
- 4. includes rivers, lakes & the oceans
- 6. the world's major source of energy
- 7. burning
- 9. regions populated by living things
- 12. contains protons, neutrons & electrons
- 13. the layer of gases that surrounds planets
- 14. polymer found in animals