Unit 1, 2, and 3

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Across
  1. 2. a mater that slows down or stops energy from flowing freely
  2. 4. the amount of heat in a substance
  3. 7. has no definite shape or volume
  4. 8. a push or pull
  5. 11. 100 degrees Celsius
  6. 13. the amount of matter in a substance
  7. 15. whether a substance floats or sinks in a liquid
  8. 19. to group objects
  9. 20. this substance is able to dissolve other substances
  10. 21. a tool that can separate solutions
  11. 23. the amount of space a substance takes up
  12. 24. a substance is ______ dense if it sinks in a liquid
  13. 25. a substance is ______ dense if it floats in a liquid
  14. 26. a material that allows energy to flow freely
  15. 27. when two or more substances become 1 and cannot be separated easily
  16. 28. being protected from harm in a lab
  17. 29. the tool that protects your eyes
Down
  1. 1. a particular kind of matter that can be solid, liquid, or gas
  2. 3. solid to liquid
  3. 5. liquid to a gas
  4. 6. observable or measurable ways to classify matter
  5. 9. an educated guess
  6. 10. two or more substances that can be separated easily
  7. 12. the unit used to measure force
  8. 14. a tool that can separate mixtures
  9. 16. the tool used to measure force
  10. 17. this substance dissolves in another substance
  11. 18. anything that takes up space
  12. 22. has a definite volume but takes the shape of its container
  13. 23. the thing that changes in an experiment
  14. 27. has a definite shape and volume