Words to Know

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Across
  1. 1. matter that has no definite shape or volume
  2. 7. the scientific study of what matter is made of and how it reacts when it comes into contact with other matter
  3. 9. a kind of mixture in which one substance dissolves, or seems to disappear, into another substance
  4. 10. a way to describe matter, such as color, shape, odor, or hardness
  5. 11. a part of an atom that has a negative electrical charge
  6. 12. a part of an atom that has no electrical charge
Down
  1. 2. matter that has a definite shape and volume
  2. 3. the scientific study of what energy is and how it interacts with matter
  3. 4. the measure of how much mass something has for its size
  4. 5. matter that has a definite volume but no definite shape
  5. 6. a part of an atom that has a positive electrical charge
  6. 7. a substance that is formed when the atoms of two or more elements join together chemically
  7. 8. a substance made of two or more elements or compounds that are mixed together but not chemically joined