Across
- 4. A rigid bar resting on a pivot, used to help move a load.
- 7. How much work put into the machine is changed to useful energy by the machine.
- 9. The name used to describe a machine that utilizes multiple simple machines to serve one singular purpose.
- 10. A pry bar is an example of which type of classification of levers?
- 11. A rope or a chain wrapped around a grooved wheel used to make lifting objects easier.
- 13. Describes the number of times a machine multiplies the effort (input force) force.
- 15. The effort arm in a lever system is divided by the _________________ arm to calculate mechanical advantage.
- 17. A screw uses a horizontal force to produce a ________ force.
Down
- 1. Which classification of levers most resembles using a broom.
- 2. The mechanical advantage for this simple machine is calculated by dividing the length of the slope by the height of the slope.
- 3. What is missing in order to calculate the mechanical advantage of a screw? (Pie, Diameter, and?)
- 4. What is another word used to describe the weight being moved? Starts with an L.
- 5. a simple machine consisting of two wheels of different sizes that rotate together.
- 6. An object with an edge that is driven between two objects or parts of an object to secure or separate them.
- 8. Which arm on a lever is considered the arm the user applies force to?
- 11. This unit of measurement is calculated by dividing work by time.
- 12. A combination of an inclined plane and a wedge that is wrapped around a cylindrical shape.
- 14. is a pulley system uses two moveable pulleys, what is the mechanical advantage of that system?
- 16. The smaller wheel in a wheel and axle system is called the?