Vocabulary Review for Shipwrecked at the Bottom of the World

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Across
  1. 2. Captain Shackleton worked to keep the crew's attitude positive
  2. 3. The crew had to kill the dogs as they were desperate
  3. 4. an optical illusion
  4. 6. The act of traveling all the way around something
  5. 7. this adjective describes Antarctica's cruel environment
  6. 8. The crew thought the ocean was never ending
  7. 10. meaning stubborn
Down
  1. 1. to remove or leave
  2. 3. The crew's spirit was weakened by the rough winter
  3. 5. meaning useless or ineffective
  4. 9. to have a lack of satisfaction
  5. 11. The crew was helpless on the ice floes