Test tube and beakers revision 7

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Across
  1. 3. body shape of fish
  2. 5. shell
  3. 6. keeping direction
  4. 7. has eyes in the tips
  5. 8. thick slippery liquid
  6. 11. Backbone
  7. 12. spiracles
  8. 13. wave like motion
  9. 14. Helps to push body forward
  10. 15. earthworm body
Down
  1. 1. hair like structure
  2. 2. A force that slows down a moving object
  3. 4. helps to fly
  4. 9. Sticky Substance
  5. 10. outer skeleton