MAKE IT YOURS

A world for every learner

Choose a grade to discover its colours and creative world.

Grade 8 Electricity & Circuits Worksheet with Answers

Grade 8 (US) · Year 9 (UK) · Class 8 (India) · Science

Unit 3: EnergyElectricity & MagnetismNGSS MS-PS2-3

Circuits, conductors and insulators, series and parallel circuits, units of current and voltage, and Ohm's law for older grades. This free middle school worksheet has 16 questions and a full answer key. Print it or save it as a PDF — every answer is checked by code, not guessed.

Save to PinterestJump to answer key
  • Answer keys checked by code
  • No ads, ever
  • No student accounts needed
  • Safety & privacy
Practice Sheetaethelsystems.com

Electricity & Circuits

Grade 8 · Science

Score___ / 16

Name

Class

Date

Learning goal: Electricity & Magnetism · NGSS MS-PS2-3

Directions: This worksheet has 2 parts. Read the instructions at the start of each part.

Example

Is copper a conductor or an insulator?

Answer: a conductor

Part A

Label the diagram. Use the words in the box.

Word bank

bulbswitchwirebattery
+1234
  1. 1
  2. 2
  3. 3
  4. 4
Part B

Answer each question. Use full sentences where you can.

  1. 5

    What is a circuit with more than one path for the current called?

  2. 6

    What happens to a bulb if there is a gap in the circuit?

  3. 7

    What is the unit of electric current?

  4. 8

    What is the unit of voltage?

  5. 9

    What does a switch do in a circuit?

  6. 10

    Is rubber a conductor or an insulator?

    ConductorInsulator
  7. 11

    What is a circuit with only one path for the current called?

  8. 12

    What do we call a material that lets electricity flow through it easily?

  9. 13

    Why are the lights in a house wired in parallel?

  10. 14

    Why is it dangerous to use electrical appliances with wet hands?

  11. 15

    What do we call a complete path that electricity flows around?

  12. 16

    In a series circuit, what happens to the other bulbs if one bulb breaks?

★ Challenge corner for fast finishers

Why do you see lightning before you hear thunder?

How did I do?

Teacher's comments

Free printable worksheets with answer keys · aethelsystems.com/worksheets/science/8/electricity

Answer key (click to show)
  1. 1.battery
  2. 2.bulb
  3. 3.switch
  4. 4.wire
  5. 5.a parallel circuit
  6. 6.it goes out (the circuit is open)
  7. 7.the ampere (amp, A)
  8. 8.the volt (V)
  9. 9.opens or closes the circuit to turn it off or on
  10. 10.an insulator
  11. 11.a series circuit
  12. 12.a conductor
  13. 13.so each can be switched separately and one failing doesn't turn off the others
  14. 14.water (with impurities) conducts electricity, so you could get a shock
  15. 15.a circuit
  16. 16.they all go out
  17. ★light travels much faster than sound (challenge corner)

Need another Electricity & Circuits worksheet?

Generate unlimited fresh versions at easy, medium or hard difficulty, each with its own answer key. Free during our launch — no card needed.

Create a free account

How to use this worksheet

  • Works well as a bell-ringer, exit ticket, homework set or quick quiz.
  • Have students self-check with the answer key, then correct their own mistakes before you review.
  • Generate a new version of the same topic for a re-test, so students can't just memorise the answers.

Related worksheets

Electricity & Circuits at other grades

Grade 4Grade 5Grade 6Grade 7

More Grade 8 Science worksheets

Grade 8 Kinetic & Potential EnergyGrade 8 Work & PowerGrade 8 Atoms & ElementsGrade 8 Periodic Table BasicsGrade 8 Compounds & MoleculesGrade 8 Chemical ReactionsGrade 8 Chemistry Basics (Mixed)Grade 8 Conservation of Mass

Guides for teaching Electricity & Circuits

How the Circulatory System Works: A Guide for Grades 5–8The heart, blood and blood vessels in plain language — the path blood takes, what each part does, and the questions students most often get wrong.

Can't find what you need? Tell us which worksheet to make next.

Frequently asked questions

Does this Grade 8 Electricity & Circuits worksheet come with answers?

Yes. The full answer key is on this page, and it prints on its own page after the questions. Every answer is calculated or checked by code rather than written by an AI model, so the key is always correct.

How do I print it or save it as a PDF?

Click "Download PDF" to save a ready-to-print PDF with the answer key on the last page, or click "Print" to send the worksheet and answer key straight to your printer.

Can I get a different Electricity & Circuits worksheet?

Yes. Create a free account to generate as many fresh Grade 8 Electricity & Circuits worksheets as you like, at easy, medium or hard difficulty, each with its own answer key.

Is this worksheet free?

Yes. This worksheet is free to print, and Practice Sheet is free to use during our launch with no card needed.