AP Chem Ch 1 Chapter Creation

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Across
  1. 6. gaseous state of matter, the fourth state of matter but not as common
  2. 8. pure substances with 2+ elements
  3. 10. one type of metter, cannot be broken down by chemical changes
  4. 13. measure of amount of matter in an object
  5. 14. Greek word that means "small"
  6. 15. standards for units fixed by international agreements
  7. 18. rigid, has a definite shape (state of matter)
  8. 21. all digits in a measurement including uncertain last digits
  9. 22. measure of the amount of space occupied by an object
  10. 24. units of this intensive property include kelvin and celsius; refers to hotness and coldness
  11. 25. Science, technology, engineering, math
  12. 27. smallest particle of an element that can enter into chemical combination
  13. 29. ability to change from one type of matter to another
  14. 31. takes both shape and volume of container (state of matter)
  15. 32. table of elements that places element with similar properties closely
Down
  1. 1. abbreviations for gas (g), liquid (l), etc
  2. 2. tentative explanation of observations
  3. 3. same category as celsius; unit of temperature
  4. 4. consists of 2+ atoms joined by chemical bonds
  5. 5. Greek word that means "large"
  6. 7. study of composition, properties & matter
  7. 9. always produces 1+ types of matter that differ from present before change
  8. 11. characteristic of matter with no change of chemical composition
  9. 12. fluffy, mixture of air and water (solids, liquids and gasses)
  10. 16. examples are liters, pounds,centimeters, meters,kilograms
  11. 17. confused with mass, but refers to force of gravity on an object
  12. 19. anything that occupies space and has mass
  13. 20. flows and takes shape of container (state of matter)
  14. 23. what is chemistry sometimes referred to
  15. 26. ratio of mass of a sample of a substance and its volume
  16. 28. one type of matter that has constant composition
  17. 30. change in state or property but without chemical identities