Unit1

123456789101112131415
Across
  1. 6. separates two or more liquids with different boiling points
  2. 7. proposed explanation for an observation
  3. 8. measure of how close a series of measurements are to one another
  4. 10. the process to solving an experiment
  5. 13. ratio of the mass of an object to its volume
  6. 14. way to express very large and very small numbers
  7. 15. well-tested explanation for a broad set of observations
Down
  1. 1. revised version of the metric system
  2. 2. the study of changes in matter and energy
  3. 3. visual way of displaying quantitative information
  4. 4. anything that has mass and takes up space
  5. 5. all known digits, plus one estimated digit
  6. 9. simplest form of matter that has a unique set of properties
  7. 11. used to represent an element
  8. 12. contains two or more elements chemically combined in a fixed proportion