Unit 1 Lesson 2&3 Vocabulary

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Across
  1. 6. process that uses oxygen to release the energy stored in food molecules
  2. 8. starting substance in a chemical reaction
  3. 9. representation of the energy available at each level of a food web
  4. 10. measure of the rate of conversion of the sun's energy into matter by the producers in an ecosystem
  5. 12. process in which yeast release energy
  6. 14. when there isn't enough oxygen available for cellular respiration organisms can release energy from sugars
  7. 16. pathway that energy and matter can flow through an ecosystem
  8. 17. cell structures capture light energy from the sun that are found in producers to carry out photosynthesis
Down
  1. 1. process where water moves continuously through Earth's systems
  2. 2. when muscles run out of energy this creates an alternative energy source that makes muscles sore
  3. 3. series of chemical reactions in which the cells of producers use energy from the sun to make carbon-based food molecules
  4. 4. process where carbon moves continuously through Earth's systems
  5. 5. process where nitrogen moves continuously through Earth's systems
  6. 7. process in which atoms are rearranged to produce new substances
  7. 11. fuels that are produced from plant or animal matter
  8. 13. interconnected food chains that shows how energy and matter can flow from an ecosystem
  9. 14. made from decomposed plants and animals that have been buried in the ground for millions of years
  10. 15. substance formed in a chemical reaction