Simple Machines

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Across
  1. 3. a simple machine made up of an inclined place wrapped around a column
  2. 5. a simple machine made up of two inclined planes
  3. 7. a simple machine made up of two cylinders that turn on the same axis
  4. 8. a simple device that changes a force
Down
  1. 1. allows you to push or pull instead of lift, a ramp is an example.
  2. 2. consists of 2 parts a bar and fulcrum, there are 3 types, makes it easier to lift things.
  3. 4. a push or a pull
  4. 6. a simple machine made up of a rope fitted around the rim of a fixed wheel