jan 18-25

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Across
  1. 1. a low threatening noise made by an animal
  2. 8. author of "Oliver Twist"
  3. 9. belonging to them
  4. 12. material that reacts with another material during a chemical reaction
  5. 13. anything that takes up space and has mass
  6. 14. what you are excited to do in the lake in summer
  7. 15. the invisible substance long believed to be heat
  8. 16. far up from the ground
  9. 17. material formed from a chemical reaction
  10. 21. center of an atom
  11. 23. something to break
  12. 24. a small body of flowing water
  13. 25. when you don't sit you ______
  14. 27. man who invented the steam engine
Down
  1. 2. lift or move to a higher position
  2. 3. opposite of far
  3. 4. purchased
  4. 5. famous machine-smashers who were angry that factories were taking away their lively-hood
  5. 6. amount of matter in an object
  6. 7. type of molecule that has a positive and negative end
  7. 10. ability to do work
  8. 11. expressed mirth with a vocalization
  9. 12. chemical ______ change that produces one or more new materials
  10. 18. a material thing that can be seen and touched
  11. 19. a comparison of the heaviness of the same volume of two different substances
  12. 20. a shape with four equal sides and four right angles
  13. 22. a long loud or piercing cry expressing pain or anger
  14. 26. the one that comes after is _____