Physical and Chemical change

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Across
  1. 5. cloud/ the area around the nucleus where the electrons move.
  2. 6. change which produces a new substance.
  3. 7. up the
  4. 11. chemical transformation
  5. 12. 2 different type of elements bonded together.
  6. 13. substance.
Down
  1. 1. Properties/ can be observed
  2. 2. anything that takes up space
  3. 3. Properties/ observations made and measured by performing a reaction / change which produces a new substance.
  4. 4. a distinguishing trait: quality (how it looks, sees, taste, sounds, or feels)
  5. 8. Nucleus/ in the center of the atom which contains the protons+ and the neutrons whose mass
  6. 9. 2 or more atoms bonded together. Those atoms can be the same type or different types of atoms.
  7. 10. smallest size in which matter can be divided. It also is the smallest unit of matter that has the characteristic properties of a chemical element.