Work, Power, and Simple Machines Test Review

What is the correct unit for Work?

• Watts

• Joules

• Newtons

• Meters

What is the correct unit for Power?

• Watts

• Joules

• Newtons

• Meters

What is the correct unit for Distance?

• Watts

• Joules

• Newtons

• Meters

What is the correct unit for time?

• Seconds

• Joules

• Meters

• None

What is the correct unit for Mechanical Advantage?

• Seconds

• Joules

• Meters

• None

What is the correct unit for Force?

• Watts

• Joules

• Meters

• Newtons

Which simple machine does this describe: A flat surface with one end higher than the other

• inclined plane

• pulley

• lever

• wedge

• wheel and axle

Which simple machine does this describe: an object with at least one slanting side ending in a sharp edge.

• lever

• screw

• inclined plane

• wedge

• wheel and axle

Which simple machine does this describe: a rigid bar that rests on a fixed point called a fulcrum

• lever

• screw

• inclined plane

• wedge

• pulley

Which simple machine does this describe: an inclined plane wrapped around a cylinder or pole

• lever

• screw

• wheel and axle

• wedge

• pulley