Work simple machines

Front

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

Back

input or effort

Front

A screw is an inclined plane wrapped around a cylinder. True or False?

Back

True

Front

What is the unit of measurement for Work?

Back

Joule

Front

A fixed support that a bar pivots on is called what?

Back

Fulcrum

Front

Which type of lever is this with the fulcrum in the middle?

Back

First

Front

What is a simple machine?

Back

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

Front

What is the purpose of a lever?

Back

To amplify force, making it easier to lift or move an object.

Front

What are the three classes of levers?

Back

First class, second class, and third class.

Front

What is an example of a second class lever?

Back

A wheelbarrow.

Front

What is the mechanical advantage of a machine?

Back

The ratio of the output force to the input force.