Automatons

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Across
  1. 2. A rotating wheel that pushes a follower up and down
  2. 3. The study of designing and building machines
  3. 5. A machine with moving parts designed to repeat motion
  4. 9. Motion that goes back and forth
  5. 10. A moving part that follows a cam
Down
  1. 1. Animal status meaning at very high risk of extinction
  2. 4. Motion that goes in a circle
  3. 6. A simple machine that pivots on a point
  4. 7. An animal that might flap wings in an automaton
  5. 8. A rod that turns circular motion into back-and-forth motion