Understanding Work Done and Power

Understanding Work Done and Power

8th Grade

10 Qs

quiz-placeholder

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Understanding Work Done and Power

Understanding Work Done and Power

Assessment

Quiz

Specialty

8th Grade

Medium

Created by

Thomas Blow

Used 1+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the definition of work done in physics?

The amount of energy transferred by a force acting through a distance.

The speed at which an object moves.

The force applied to an object without causing movement.

The time taken to complete a task.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which formula is used to calculate work done?

Work Done = Force × Distance

Work Done = Mass × Acceleration

Work Done = Speed × Time

Work Done = Power × Time

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If a force of 10 N is applied to move an object 5 metres, what is the work done?

15 Joules

50 Joules

5 Joules

500 Joules

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the unit of power in the International System of Units (SI)?

Newton

Joule

Watt

Pascal

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is power calculated in terms of work done and time?

Power = Work Done × Time

Power = Work Done ÷ Time

Power = Force × Distance

Power = Mass × Acceleration

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If 100 Joules of work is done in 5 seconds, what is the power?

20 Watts

500 Watts

5 Watts

50 Watts

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is an example of power calculation?

Calculating the distance travelled by a car.

Determining the speed of a runner.

Finding the energy used by a light bulb in a given time.

Measuring the weight of an object.

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