Year 8 science

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Across
  1. 3. a common extrusive igneous rock
  2. 4. what every living thing is made of
  3. 5. an electrical circuit with only one path
  4. 8. how plants manufacture their food
  5. 9. the type of change when an element changes state
  6. 10. an electrical circuit with two paths or more
Down
  1. 1. the system used to process food
  2. 2. the negative subatomic particle
  3. 6. the largest organ of the body
  4. 7. the type of change when changes in the molecular bonds occurs
  5. 11. the smallest particle on earth