Science Vocab Crossword

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Across
  1. 4. Things that come out of a system
  2. 5. How things work together
  3. 7. Something big that happens
  4. 8. A group of cells that function as a unit
  5. 10. Things that go into a system
  6. 11. The smallest little system of an organism
Down
  1. 1. The process of plants using sunlight, carbon dioxide and water to make plant food
  2. 2. Parts of a system
  3. 3. A source of energy at cellular level
  4. 6. A number of organized cells
  5. 9. Things that work together as a function