Work simple machines

Front

The force you exert on the object is called the ________ force

Back

input or effort

Front

Simple machines help us by eliminating work.

Back

False

Front

Incline planes.....

Back

are sloping surfaces, make our life easier, use less effort but more distance, all of the above

Front

A football has a mass of 0.4 kg. Charlie Brown accelerates to 2 meters/second squared. What displacement did Charlie Brown put on the football?

Back

0 meters

Front

The handles where he is lifting is the ......

Back

input force or effort

Front

What is a simple machine?

Back

A device that makes work easier by allowing us to push or pull over increased distances.

Front

Name the six types of simple machines.

Back

Lever, Inclined Plane, Wedge, Screw, Pulley, Wheel and Axle.

Front

What is a lever?

Back

A rigid bar that rotates around a fixed point called the fulcrum.

Front

What is the fulcrum in a lever?

Back

The fixed point around which the lever rotates.

Front

How do pulleys help in lifting objects?

Back

They change the direction of the force applied.