Classification of Matter

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Across
  1. 5. An effect that is the scattering of light by colloidal particles
  2. 7. A mixture that the particles are so mall that they cannot be seen with a microscope and will never settle to the bottom of their container
  3. 9. A change of one substance to another
  4. 12. Some physical property that describes how a material or substance reacts
  5. 13. A type of mixture with particles that are larger than those in solutions but not heavy enough to settle out
  6. 14. A substance in which the atoms of two or more elements are combined in a fixed proportion
  7. 16. The process of burning something
  8. 18. The process for separating substances in a mixture by evaporating a liquid and recondensing its vapor
  9. 19. How it looks, the shape, color, and state of matter
  10. 20. Both chemical and physical change that occurs in nature
Down
  1. 1. How easy something burns
  2. 2. the specific amount needed to change between states of matter
  3. 3. A type of matter with a fixed composition
  4. 4. All the atom in a substance that has the same identity
  5. 6. A mixture in which different materials can be distinguished easily
  6. 8. The mass of all substances that are present before change equals the mass of all the substances that remain after the change
  7. 10. Two or more substances that are blended evenly throughout
  8. 11. An example of a colloid
  9. 15. A material made of two or more substances that can be easily separated by physical means
  10. 17. A mixture containing a liquid in which visible particles settle