Atoms

Name: ______________________   Date: ____________

Use the clues to fill in the crossword.

Across

  1. 5. A piece of photographic film showing an image with light and shade or colors reversed (8)
  2. 7. An elementary particle with 0 charge and mass about equal to a proton (plural) (8)
  3. 8. The smallest component of an element having the chemical properties of the element (4)
  4. 9. The force by which one object ___ another (10)
  5. 10. An impetuous rush toward someone or something (6)
  6. 11. One of two or more atoms with the same atomic number but with different numbers of neutrons (plural) (8)

Down

  1. 1. One who does not side with any party in a war or dispute (7)
  2. 2. Hopeful and optimistic; the opposite of negative (8)
  3. 3. An abstract part of something (7)
  4. 4. An elementary particle with negative charge (plural) (9)
  5. 6. A stable particle with positive charge equal to the negative charge of an electron (plural) (7)
  6. 7. Center of an atom or a cell (7)