Chemistry Study Guide

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Across
  1. 3. a usually reversible change, such as change is size or shape
  2. 7. a mixture that has different properties in different regions of the mixture
  3. 9. a mixture that looks the same throughout
  4. 13. Controlled process of answering a question or solving a problem
  5. 16. characteristic of a substance that can change without the substance becoming a different substance
  6. 18. one of the three states of matter; has no definite shape or volume
  7. 21. Mathematical description of a phenomena in the universe that is observable and provable
  8. 23. characteristic that describes the ability of a substance to change to a different substance
  9. 24. one of the three states of matter; has a fixed shape and volume
  10. 25. A substance that contains more than one type of atom (ex: CH4) chemically combined
  11. 26. the study of matter; the science of materials and the changes that these materials undergo
  12. 27. a property of matter that does NOT change as the amount of matter changes
  13. 28. A substance that can be separated by physical means like filtration
Down
  1. 1. a collection of atoms bonded together that behave as a unit
  2. 2. An explanation of data and observations that is accepted by most
  3. 4. a method for separating the components of a liquid mixture that depends on the different boiling points of the substances
  4. 5. a method for separating the components of a mixture containing a solid that is NOT dissolved in a liquid
  5. 6. the change of substances into other substances through the reorganization of atoms; a chemical reaction
  6. 8. a homogenous mixture
  7. 10. an extremely detailed view of a very small area; can’t be seen by the naked eye
  8. 11. visible to the naked eye; relating to large-scale or general analysis
  9. 12. A substance that only contains one type of atom OR one type of molecule
  10. 14. a property of matter that changes as the amount of matter changes
  11. 15. one of the three states of matter; has a definite volume that takes the shape of the container
  12. 17. a mixture of elements that has metallic properties
  13. 19. Anything that has mass and takes up space
  14. 20. A substance that contains only one type of atom (ex: Al)
  15. 22. the fundamental unit of which elements are composed