Scientific Measurements (Chemistry Unit 2)

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Across
  1. 3. An even distribution of substances in a mixture is called _______________
  2. 7. (Actual - Experimental) / Actual x 100% (2 words)
  3. 11. add all your numbers and divide by the sum of the numbers (otherwise known as an average)
  4. 12. a combination of two or more elements
  5. 14. The most abundant state of matter in the universe
  6. 18. Fixed particles that have vibrational movement
  7. 19. Liquids that do not dissolve can layer into a Density __________________
  8. 20. To estimate a number within a range of numbers based on a graph
  9. 21. Amount of matter in a substance
  10. 23. A physical or chemical property that does not depend on the amount of substance that is present
  11. 26. the simplest form of matter
  12. 27. A unit of measurement that is based on a standard is _____________
  13. 28. The force exerted on an object by gravity
  14. 30. To estimate a number outside a range of numbers based on a graph
  15. 31. How close your measurements are to one another
  16. 32. State of matter with particles that can rotate, translate, and vibrate
  17. 33. A number (sometimes a decimal) between 1 and 10
Down
  1. 1. A power of ten that we multiply our coefficient by in scientific notation - Second ________
  2. 2. A sub-zero superfluid, the fifth state of matter - Bose-Einstein ______________
  3. 4. anything that has mass and takes up space
  4. 5. How close you are to the correct measurement
  5. 6. Amount of mass per unit of volume
  6. 8. The way we typically express numbers - ____________ Notation
  7. 9. State of matter with the lowest density
  8. 10. Mass can neither be created nor destroyed. This is called the Law of _________________ of Mass
  9. 11. The most common number in a set of numbers
  10. 13. International system of Metric Units (2 Words)
  11. 15. The numbers we are sure of in a measurement plus one estimated digit - _________ Figures
  12. 16. A unit of measurement that is made up of multiple other units is ___________
  13. 17. The change in y divided by the change in x
  14. 21. The middle number in a set of numbers
  15. 22. An uneven distribution of substances in a mixture is called ___________
  16. 24. A way of expressing very large or very small numbers - __________ Notation
  17. 25. A physical or chemical property that depends on the amount of substance that is present
  18. 29. The amount of space an object takes up