Simple Machines

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Across
  1. 3. the word for the stuff intended to move using simple machines
  2. 5. a flat surface set at an angle
  3. 7. IMA of a wedge is slope over ___
  4. 10. a quantity with only magnitude
  5. 12. used to move a load when effort force is applied to a fulcrum
  6. 13. lever with resistance force between fulcrum and effort force
  7. 15. fancy looking symbol for efficiency
  8. 16. no machine is 100% ___
  9. 17. a quantity with magnitude and direction
  10. 19. a measure of the amount of work accomplished in a given time
  11. 20. the body part that is technically just a 3rd class lever
  12. 21. one unit of this equals 746 watts
  13. 25. the proper name for the grooves on a screw
  14. 26. a kind of 2nd class lever used to move dirt
Down
  1. 1. lever with effort force between fulcrum and resistance force
  2. 2. a block and tackle is a type of ___
  3. 4. a measure of how far an object moves over a straight line
  4. 6. lever with fulcrum between effort force and resistance force
  5. 8. IMA of an inclined plane is ___ over height
  6. 9. a moving inclined plane
  7. 10. the IMA of a block and tackle can be determined by counting the number of ___ cables
  8. 11. a cylinder around which a helical groove is wound
  9. 14. a wheel's best friend
  10. 18. a kind of 1st class lever used to separate two objects
  11. 22. distance between the grooves on the shaft of a screw
  12. 23. the science-y name for the middle of a see-saw
  13. 24. ___ mechanical advantage does not account for friction