Work and Power Test

It took 500 N of force to push a car 4 meters. How much work was done?

Tags

NGSS.MS-PS3-5

A force of 15 N is used to push a box along the floor a distance of 3 meters. Find the

amount of work done.

Tags

NGSS.MS-PS3-4

A force of 100 N was needed to lift a rock. A total of 150 J of work was done. How far

was the rock lifted?

Max exerted a force of 9,000 N on a stalled car but was unable to move it. How much

work did he do?

A 5kg rock was lifted 2m. Find the amount of work done.

Tags

NGSS.MS-PS3-4

How much power is used if a force of 35 N is used to push a box a distance of 10 meters

in 5 secs?

If 270 watts of power is used in 42 seconds, how much work is done?

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

• effort

• power

• energy

• work

Tags

NGSS.MS-PS3-5

Work is done when a weightlifter holds a barbell still above his head.

• True
• False

The SI unit of work is?

• Joules
• Watts
• Newtons
• meters

Tags

NGSS.MS-PS3-5