Scince crossword

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Across
  1. 2. the capacity for doing work.
  2. 5. substance that has a defined composition
  3. 6. the matter of energy
  4. 8. longterm of weather in a particular area
Down
  1. 1. energy of motion,observable movement of a object
  2. 3. cells in the body
  3. 4. mass of cytoplasm
  4. 7. bulid and organizes knowledge of the world