Simple machine

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Across
  1. 5. needed in the gym
  2. 8. a long stick that you push it pull
  3. 9. a sloped flat surface
  4. 11. Money
  5. 13. A square
  6. 14. Hard and tired
  7. 15. ...needed to move an object from low to higher
Down
  1. 1. That superhero has
  2. 2. Motorcycle
  3. 3. fruit
  4. 4. stem and main wooden axis of a tree
  5. 6. a force that applied to the ...
  6. 7. An incline plane with one or more sloping sides
  7. 10. the wearing force of flowing water
  8. 12. /