The Chemistry of Christmas

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Across
  1. 1. solid shape that forms snowflakes and sugar candy
  2. 4. thermal energy released during burning or added when heating drinks
  3. 6. the simple science of matter
  4. 7. enzyme that helps luciferin release light
  5. 9. the main liquid discussed in snowflake formation and hot chocolate
  6. 10. process where dissolved sugar forms solid crystals
  7. 13. large chain-like material used to make artificial snow
  8. 15. something that is man-made/synthetic
  9. 17. warm-tasting compound formed when ginger is heated
  10. 19. mixture of fat and water found in milk
  11. 20. even mixture of substances like sugar and water
  12. 21. organic material in trees that burns easily when dry
  13. 22. gas needed for burning to occur
  14. 24. electrons release this when they move between energy levels
  15. 26. Small packets of light released by LEDs
  16. 28. ability of a substance to dissolve in a liquid
  17. 29. Small particle made of atoms that makes up substances like water and sugar
Down
  1. 2. solution that holds more dissolved sugar than normal
  2. 3. compound that creates a cooling sensation in peppermint
  3. 5. six-sided shape found in all snowflakes
  4. 8. a type of chemical change where substances combine to form light, heat, gas, or a solid
  5. 10. fast-burning process involving oxygen and Christmas trees
  6. 11. light-producing molecule found in glowing organisms
  7. 12. a special material that allows electrons to move in LEDs
  8. 14. process that allows living things to produce light
  9. 16. type of light used in modern Christmas light displays
  10. 18. when a material soaks up water
  11. 23. tiny negatively charged particle
  12. 25. combination of substances that are physically mixed
  13. 27. element on the periodic table used in LED semiconductors