15-2: What is efficiency?

15-2: What is efficiency?

Presentation

•

Physics

•

8th - 10th Grade

•

Medium

Created by

Spencer Austin

Used 2+ times

FREE Resource

5 Slides • 3 Questions

1

15-2: What is efficiency?

Slide image

2

Multiple Choice

REVIEW: If you apply a 50 N force to move something a distance of 2 m, what work did you do?

1

25 J

2

100 J

3

0.04 J

3

Slide image

4

Slide image

5

Slide image

6

Multiple Choice

Because of friction, which will always be higher?

1

Input Work

2

Output Work

7

Slide image

8

Multiple Choice

If you put 50 J of work into a machine and get 25 J of work out, what is your machine's efficiency?

1

50%

2

200%

3

75%

4

25%

pattern-tertiary

15-2: What is efficiency?

Slide image

Show answer

Auto Play

Slide 1 / 8

SLIDE

Similar Resources on Wayground

7 questions

Colons & Semicolons

Presentation

•

9th - 10th Grade

9 questions

epp lesson

Presentation

•

KG

6 questions

Topic 9 Electric Potential Energy

Presentation

•

9th Grade

6 questions

Bài thuyết trình chưa có tiêu đề

Presentation

•

KG

6 questions

Plastic V.S Bio-Plastic

Presentation

•

8th - 10th Grade

6 questions

Χριστούγεννα

Presentation

•

KG

6 questions

2-8 Proportions and Similar Figures

Presentation

•

8th - 9th Grade

10 questions

Física III: Materia, energía e interacciones

Presentation

•

1st - 3rd Grade

Popular Resources on Wayground

10 questions

Safety Day 2026 – Student Review

Quiz

•

9th Grade

21 questions

Continents and Oceans

Quiz

•

6th Grade

20 questions

Parts of Speech

Quiz

•

5th Grade

16 questions

Subject & Predicate

Quiz

•

5th Grade

25 questions

Multiplication Facts

Quiz

•

5th Grade

12 questions

Map Skills

Quiz

•

3rd Grade

22 questions

Continents and Oceans

Quiz

•

5th Grade

15 questions

Rounding Decimals

Quiz

•

5th Grade

Discover more resources for Physics

20 questions

Position vs. Time Graphs

Quiz

•

9th Grade

22 questions

Physical Properties of Matter

Quiz

•

8th Grade

10 questions

Exit Check 5.1 - Forms of Energy

Quiz

•

9th Grade

11 questions

Electricity Explained

Interactive video

•

9th - 12th Grade

87 questions

25-26 Unit 1.2 Review - Radioactivity & Earth's Age

Quiz

•

8th - 10th Grade

15 questions

Position vs. Time and Velocity vs. Time Graphs

Quiz

•

10th - 12th Grade

21 questions

Calculating Speed Distance and Time

Quiz

•

6th - 8th Grade

18 questions

Quiz #8 Practice: Forces on an Incline

Quiz

•

9th Grade

Create digital publications

Modifier Placement

Maintain art portfolio

Drawing and identifying parallel and/or perpendicular lines

Group discussions

Convergent problem formulation

Adding and/or subtracting radicals

Needs and wants

© 2026 Quizizz Inc. (DBA Wayground)

Get our app