Matter and the Environment

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Across
  1. 3. a large organic molecule; includes proteins, nucleic acids, carbohydrates, and lipids
  2. 4. a combination of two or more atoms
  3. 6. a measure of the acidity and alkalinity (basicity) of a solution
  4. 7. chemically diverse compound that does not dissolve in water
  5. 8. any material that has mass and occupies space
  6. 11. the basic unit of matter; the smallest unit that maintains the chemical properties of an element
  7. 13. the macromolecule that carries hereditary information; DNA and RNA
Down
  1. 1. an organic compound combining hydrogen and carbon
  2. 2. a substance combining atoms of two or more different elements
  3. 5. an organic compound that consists of carbon, hydrogen, and oxygen
  4. 9. a chemical substance with a unique set of properties that cannot be broken down into substances with other properties
  5. 10. a mixture in which all the ingredients are evenly distributed
  6. 12. the central core of an atom; consists of protons and neutrons