Simple Machines

Front

A simple machine that splits an object apart is a _______.

Back

wedge

Front

A 100 Newton force is applied to move a 15 kg object a distance of 5 meters. How much work is done?

Back

500 Joules

Front

If you push a cart with a force of 60 N for 2 m, how much work have you done?

Back

120 J

Front

A doorknob is an example of a _______.

Back

wheel and axle

Front

The fixed point around which a lever rotates is known as the _______.

Back

fulcrum.

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 are the six types of simple machines?

Back

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

Front

How is work calculated in physics?

Back

Work = Force x Distance.

Front

What is an inclined plane?

Back

A flat surface that is tilted at an angle to help lift objects.

Front

What is a lever?

Back

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