Unit 1 Vocabulary

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Across
  1. 5. when an organism reacts or responds to a change in physical state or environment.
  2. 10. group of two or more atoms held together by a chemical bonds
  3. 12. how easily a substance dissolve in another substance such as water
  4. 14. substances that are made up of only one type of atom
  5. 16. made
Down
  1. 1. characteristics that describe the ability of a substance to become something else
  2. 2. a substance made of two or more elements that are chemically combined into set radio
  3. 3. a characteristic that can be observed without changing the matter into another type of matter
  4. 4. a single kind of matter that always has a specific makeup or compositions
  5. 6. is made up of two or more substances that are together in the same place.
  6. 7. the amount of matter in an object
  7. 8. the amount of space that matter occupies
  8. 9. the basic unit of life
  9. 11. the basic unit from which all matter
  10. 13. a measure of the force of gravity on an object
  11. 15. the scientific word for stuff, or anything that has mass and take up space.