Technology shapes exploration(Emma)

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Across
  1. 1. the process sailors use to plan their course
  2. 5. sailing ship
  3. 6. be bought and sold
  4. 8. the use of scientific knowledge
Down
  1. 2. tool measures the height of the sun or a star
  2. 3. by and sell goods
  3. 4. posts stores and small settlements where goods
  4. 7. trade bought and sold humans as property