matter

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Across
  1. 1. the atoms on the periodic table.
  2. 4. anything that has mass and takes up space.
  3. 5. this part of an atom has no charge.
  4. 6. state of matter that has no definite volume or shape.
  5. 8. positively charged part of an atom.
  6. 9. state of matter with a definite volume, but no definite shape.
  7. 11. the electron is the ______ part of an atom.
  8. 12. basic building block of matter.
Down
  1. 1. negatively charged part of an atom.
  2. 2. the electron never stops moving.
  3. 3. all the elements on Earth.
  4. 7. state of matter that has a definite shape and volume.
  5. 10. 99% of an atom is made up of this.