Simple Machines

Front

Name this simple machine: Lever, Wedge, Pulley, Inclined Plane

Back

Pulley

Front

A seesaw is an example of a: wedge, lever, inclined plane, pulley

Back

lever

Front

Determine the Force needed: 160 N, 320 N, 40 N, 80 N

Back

80 N

Front

If the lever length is 1 meter, what is the amount of power F?

Back

200 N

Front

Which has the same mechanical advantage is the inclined plane ...
Options: 1 and 2, 1 and 3, 3 and 4, 1 and 4

Back

1 and 2

Front

Example of using a simple machine to do work:

Back

a mother pushes a stroller up a ramp into a building

Front

The greatest amount of force is required to move the metal block up which inclined plane? Options: A, B, C, D

Back

C

Front

Where should the fulcrum be placed to exert the least amount of force?

Back

position D

Front

A boy uses this simple machine to lift a load. How does this machine help the boy to do work? Options:

by changing the direction

,

by reducing total work

,

by decreasing distance

,

by reducing effort force

Back

by changing the direction

Front

A load of 650 newtons is lifted with this pulley. What is the effort required to do this work?

Back

325