Grade 6 science

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Across
  1. 1. The gas we breathe in
  2. 3. What bees collect from flowers
  3. 4. The organ that pumps blood
  4. 5. How fast something moves
  5. 9. Animals without backbones
  6. 10. What plants need from the sun
Down
  1. 2. The center of an atom
  2. 6. The planet we live on
  3. 7. A push or pull
  4. 8. Frozen water