Chapter 9 Comparing Kinds of Matter

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Across
  1. 1. particle with no electric charge
  2. 2. particles with more than one atom joined together
  3. 6. ability to be bent, hammered or flattened
  4. 7. ability to be pulled into thin wires
  5. 8. the amount of matter in an object
  6. 12. small particles with a negative electric charge
  7. 13. the smallest unit of an element
  8. 14. anything that has mass and volume
Down
  1. 1. the center of an atom
  2. 3. the resistance to sinking
  3. 4. a material that cannot be broken down further
  4. 5. the amount of mass for each cm of a substance
  5. 9. how strongly gravity pulls on an object
  6. 10. a particle with a positive electric charge
  7. 11. measures how much space matter takes up