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