Biology Ch. 2 Terms

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Across
  1. 3. having an asymmetrical shape because of differing charges
  2. 4. stored chemical energy that holds two atoms together
  3. 6. a substance that dissolves to form hydrogen ions
  4. 7. the smallest part of a covalent compound
  5. 10. physical stuff that makes up the universe
  6. 12. the starting materials of a chemical reaction
  7. 14. organic compounds made of carbons, hydrogen, and oxygens
  8. 16. basic building blocks of matter
  9. 18. the attraction of water to itself
  10. 19. containing carbon
  11. 20. also known as fats
  12. 21. the measure of the average speed of particles
  13. 23. the process by which one substance is broken into smaller pieces by another substance
  14. 24. the immaterial stuff that gets things done
Down
  1. 1. a substance used to reduce a catalyst's undesired effects
  2. 2. the tendency of living things to spread out
  3. 3. the final materials in a chemical reaction
  4. 5. the tendency of particles to spread out
  5. 8. naturally-occurring catalysts in living things
  6. 9. made up of amino acids
  7. 11. the attraction of water to other substances
  8. 13. the basic building blocks of nucleic acids
  9. 14. a substance that provides an alternate rout from reactants to products that doesn't require as much energy
  10. 15. a substance that dissolves to form hydroxide ions
  11. 17. a pure substance made of two or more elements chemically combined
  12. 22. pure substances made of only one kind of atom