AP Chemistry Quarter 1 Crossword

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Across
  1. 2. small building block of matter
  2. 6. heat is released by the system into the surroundings
  3. 9. heat is absorbed by the system from the surroundings
  4. 10. the capacity to do work (applying a force to move matter)
Down
  1. 1. combination of multiple substances
  2. 3. several atoms with specific shapes
  3. 4. homogenous mixture of two or more substances
  4. 5. the energy needed to move against a force
  5. 7. material substance that constitutes the observable universe and, together with energy, forms the basis of all objective phenomena.
  6. 8. sum of a thermodynamic system's internal energy and the product of its pressure and volume