matter

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Across
  1. 8. States that “Matter cannot be created or destroyed.”
  2. 9. Shows all of the different atoms which make up matter.
  3. 10. At the center of the atom, where protons, neutrons, and electrons live.
Down
  1. 1. Negative charge of a subatomic particle
  2. 2. Neutral charge of a subatomic particle
  3. 3. Positive charge of a subatomic particle
  4. 4. A group of two or more atoms that are chemically bonded together. They can be made up of atoms of the same element or different elements.
  5. 5. Anything that has mass and takes up space
  6. 6. is the amount of space that an object or substance occupies in three dimensions.
  7. 7. The basic unit of a chemical element, consisting of a nucleus of protons and neutrons, with electrons in orbit around the nucleus.