Work Quiz

Newtons are the correct unit for which of the following?

• Force

• Work

• Power

• Acceleration

In order to do work on an object, the force you exert must be...

• The maximum amount of force you are able to exert.
• In the same direction as the object's motion.
• In a direction opposite to Earth's gravitational force.
• quick and deliberate.

How do we calculate work?

• W = F * d

• w = f / d

Which is the correct unit for work?

• Joules

• Newton

• meter

• Watts

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

• 2000 J

• 125 J

• 0.008 J

• 500 J

A force of 15 newtons is used to push a box along the floor a distance of 3 meters.  How much work was done?

• 3 J
• 45 J

A person moving a box uses a force of 80 Newtons and does 50 J of work. How far did the box get moved?

• .625 meters

• 130 meters

• 30 feet

• 30 meters

A ball is thrown using 1000 Joules of work and lands at a distance of 10 meters. What force was used to throw the ball?

• 990 J

• 990 N

• 100 N

• 1010 J

When calculating work, distance is measured in

• feet

• centimeters

• meters

• joules

All of the following are examples of a force except.

• A tow truck moving another car.
• Getting pushed on a swing.
• Watching a movie
• Pulling a flag up the flag pole.