6 Simple machines
Across
- 2. force applied through distance
- 6. wheel that carries a flexible rope, cord, cable, chain, or belt on its rim
- 7. a straight line passing from side to side through the center of a body or figure, especially a circle or sphere
- 10. the distance from the center of the circle to any point on it's circumference
- 12. a flat supporting surface tilted at an angle from the vertical direction, with one end higher than the other, used to for raising or lowering a load
- 13. a physical system using power to apply forces and control movement to perform an action
Down
- 1. the fixed point on the rigid bar about which the machine (lever) can turn
- 2. a round disk, as a wheel, with a rod through the center of it, as the axle
- 3. what work is measured in
- 4. a simple machine consisting of a beam or lever pivoted on a fulcrum
- 5. a piece of wood, metal, or other material with a pointed edge at one end and a wide edge at the other, used to keep two things apart or, break them apart
- 8. a rod-shaped metal with a spiral groove and a slotted head to me rotated
- 9. machine any of several devices with few or no moving parts that are used to modify motion and the magnitude of a force in order to perform work
- 11. the object that is moved or lifted