Matter

12345678910111213
Across
  1. 2. A substance composed of two elements bonded together
  2. 4. Characteristics of matter that are observed after a chemical change
  3. 6. A state of matter where atoms are tightly packed
  4. 8. A collection of a single type of element
  5. 11. Anything that takes up space and can be measured
  6. 13. A mixture that is uniform
Down
  1. 1. A mixture that are not uniformly mixed
  2. 3. Characteristics of matter that can be observed or measured without changing the substances identity
  3. 5. A state of matter where atoms are free to move around
  4. 7. A state of matter without a defined volume or shape
  5. 9. a substance made by mixing two or more substances
  6. 10. A measure of the amount of matter in an object
  7. 12. The base unit of all matter, made of protons, neutrons, and electrons