Matter & Energy Flow Definitions

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