Multiple-Choice Questions on Work and Power

What is work in physics?

• The amount of force applied

• The distance an object moves

• The product of force and distance

• The speed of an object

What is the unit of work?

• Newton

• Joule

• Watt

• Meter

For work to be done, an object must:

• Move in any direction

• Move in the direction of the force

• Stay stationary

• Move in the opposite direction of the force

Which of the following scenarios involves doing work?

• Pushing a wall with all your strength

• Lifting a box from the ground to a shelf

• Holding a book still above your head

• Standing in place

How is work calculated?

• Force + Distance

• Force / Distance

• Force x Distance

• Distance - Force

What happens when you push an object and it does not move?

• Work is done

• No work is done

• Power is generated

• Energy is used efficiently

In which unit is power measured?

• Joule

• Watt

• Newton

• Calorie

How is power calculated?

• Work / Time

• Force / Time

• Distance / Time

• Energy / Force

If a cyclist uses 100 joules of energy in 10 seconds, what is their power output?

• 1 watt

• 10 watts

• 50 watts

• 100 watts

Which of the following describes power?

• How far an object moves

• How fast work is done

• How much force is applied

• How much distance is covered