Early Inventions p25-26

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Across
  1. 4. a person who lends large amounts of money
  2. 6. a person who tries to make changes to society
  3. 8. tailor a person who makes clothes to fit each person exactly
  4. 10. the chamber or tube that an elevator moves in
  5. 11. a device for lifting heavy objects
  6. 12. for example hydrogen, oxygen, nitrogen, helium, etc.
Down
  1. 1. the mass of one atom of one element (2 words)
  2. 2. connected with a small piece of metal
  3. 3. help to make free (v.)
  4. 5. a scientist who studies how atoms and molecules interact
  5. 7. an adjective to describe materials that are not natural
  6. 9. tie or tighten (also to come together)