Work, Power, Simple Machines

Front

What is a pulley?

Back

A grooved wheel with a rope or cable wrapped over it.

Front

What does a wheel and axle consist of?

Back

Two circular objects of different sizes that are attached and rotate together.

Front

What is the function of a lever?

Back

To pivot or rotate about a point.

Front

When force is used to move an object across a distance, this is called...

Back

work.

Front

Which of the following is an example of an inclined plane?

Back

Wedge.

Front

What is work in physics?

Back

The product of force and the distance over which it is applied.

Front

What is power in physics?

Back

The rate at which work is done or energy is transferred.

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 an inclined plane?

Back

A flat surface that is tilted at an angle to help raise or lower objects.

Front

What is a wedge?

Back

A simple machine that is a triangular shaped tool used to separate objects or hold them together.