simple machines

123456
Across
  1. 2. The point at which the rod pivots.
  2. 3. A pulled rope over a wheel
  3. 4. A flat surface raised at an angle
  4. 6. two inclined planes put together that is used to cut or split things apart
Down
  1. 1. any device that makes work easier
  2. 5. A bar that pivots on a fixed support