simple machines

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Across
  1. 2. This simple machine is used to change the direction of force, like in flagpoles.
  2. 4. This kitchen tool is a lever used to flip or lift hot chapatis
Down
  1. 1. A rod that goes through the centre of a wheel, allowing it to turn.
  2. 3. The force you apply to lift an object using a lever is known as___________