Across
- 4. an inclined plane that wraps around itself
- 6. a wheel with a rod that center lifts or moves loads
- 7. Levers; levers, wheel, and axle, pulley
- 8. a machine used to push two objects apart
- 9. inclined planes; ramp, wedge, screw
- 11. when applied force causes an object to move in the direction of the force
- 14. reverses the direction of force
- 16. two or more pulleys connected together
- 17. the weight being lifted by a simple machine
- 19. two or more machines together
- 20. a rope or cord that rotates around a wheel
Down
- 1. the applied force is in the center between the load and fulcrum
- 2. a pulley that doesn't change position
- 3. forced placed on a simple machine to move the load
- 5. board or bar that rests on a turning point
- 10. tools that make work easier
- 12. a flat surface that is higher on one end
- 13. fulcrum in the center- between load and effort
- 15. the load is in the center- between the applied force or effort
- 18. ability to cause change; direction, speed, change, or temperature