Chapter 2 Vocab Crossword - Saige Arnold

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Across
  1. 3. a substance that provides an alternate route from reactants to products that doesn’t require as much energy to jump­-start
  2. 5. the tendency of energy to disperse
  3. 6. a substance that is present before a chemical reaction and takes part in it
  4. 7. simple carbohydrates
  5. 9. A change in a substance that results in one or more new substances being formed that have different physical and chemical properties than those of the original substance
  6. 12. made of three parts: a base that has nitrogen in it, a sugar,and a phosphate group
  7. 13. basic building block of matter
  8. 17. the substance formed during a chemical reaction
  9. 18. water’s polarity allows it to attract other substances besides water
  10. 19. the immaterial stuff that gets things done
Down
  1. 1. organic compounds made of carbons,hydrogen,and oxygen
  2. 2. changes that don't change a matter's identity
  3. 4. the measurement of the speed that particles move
  4. 8. molecules that have a central carbon bonded to four groups
  5. 10. pure substances made up of only one kind of atom
  6. 11. a pure substance made of two or more elements chemically combined
  7. 14. the attraction of water molecules for each other
  8. 15. non-polar molecules
  9. 16. stored chemical energy that holds two atoms together
  10. 20. a naturally occurring catalyst, usually a protein