Physical & Chemical Changes

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Across
  1. 1. Alteration that does not change composition.
  2. 3. Smallest units of a compound.
  3. 6. Man's best friend
  4. 7. Transformation with new substance formation.
  5. 8. Breakdown into simpler components.
Down
  1. 1. Substances formed in a reaction.
  2. 2. Essential sugar for energy.
  3. 4. Characteristics of matter.
  4. 5. Substances at the start of a reaction.