Cam Toys

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Across
  1. 2. This movement goes in one direction
  2. 4. _______ cams are called this as they have the shape of a piece of fruit.
  3. 5. ________ cams use an off-centre pivot to cause the follower to move up and down.
  4. 7. These cams have the appearance of a ____ shell
  5. 8. This movement is semi circular
Down
  1. 1. This movement goes back and forth
  2. 3. This movement goes around and around
  3. 6. These cams have a shape similar to a internal body organ