← Series circuits lesson New set →

Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 418 · 40 questions
TalentJR

Remember (One path for all): One path: if any bulb is removed or broken, no bulb glows. Identical bulbs share the voltage: each gets battery volts ÷ number of bulbs. More bulbs in series → each gets less → all glow dimmer.

NameDateTime takenScore ___ / 40
  1. 1.💡 2 identical bulbs are joined in series with a battery and a closed switch on the main wire. All the bulbs are in place. How many bulbs glow?
  2. 2.💡 5 identical bulbs are joined in series with a battery and a closed switch on the main wire. Bulb 3 is taken out of its holder. How many bulbs glow?
  3. 3.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) not joined (b) in series (c) in parallel (d) by Wi-Fi
  4. 4.True or false: “one bulb out, all go out” is true of a parallel circuit. (a) True (b) False
  5. 5.🔗 Series or parallel circuit: “one out, the rest glow”? (a) series (b) parallel
  6. 6.💡 In a series circuit, how many paths does the current have? (a) one for each bulb (b) two (c) one (d) none
  7. 7.True or false: “a break stops every bulb” is true of a series circuit. (a) False (b) True
  8. 8.💡 A battery lights 2 identical bulbs joined in series. One more identical bulb is added in series. How do the bulbs glow now? (a) dimmer (b) brighter (c) the same
  9. 9.True or false: “bulbs share the voltage” is true of a parallel circuit. (a) True (b) False
  10. 10.🔗 Series or parallel circuit: “each gets the full volts”? (a) parallel (b) series
  11. 11.🔗 Series or parallel circuit: “own switch for each bulb”? (a) parallel (b) series
  12. 12.💡 2 identical bulbs are joined in series with a 2 V battery (ideal wires). How many volts does each bulb get? =
  13. 13.💡 A battery lights 4 identical bulbs joined in series. One more identical bulb is added in series. How do the bulbs glow now? (a) brighter (b) dimmer (c) the same
  14. 14.💡 4 identical bulbs are joined in series with a 10 V battery (ideal wires). How many volts does each bulb get? =
  15. 15.💡 6 identical bulbs are joined in series with a battery and a closed switch on the main wire. Bulb 5 is taken out of its holder. How many bulbs glow?
  16. 16.🔗 Series or parallel circuit: “a break stops every bulb”? (a) series (b) parallel
  17. 17.True or false: “one bulb out, all go out” is true of a series circuit. (a) True (b) False
  18. 18.True or false: “used in house wiring” is true of a parallel circuit. (a) False (b) True
  19. 19.True or false: “one out, the rest glow” is true of a series circuit. (a) True (b) False
  20. 20.True or false: “a single current path” is true of a series circuit. (a) False (b) True
  21. 21.🔗 Series or parallel circuit: “used in house wiring”? (a) parallel (b) series
  22. 22.🔗 Series or parallel circuit: “bulbs share the voltage”? (a) parallel (b) series
  23. 23.💡 3 identical bulbs are joined in series with a battery and a closed switch on the main wire. Bulb 1 is taken out of its holder. Does bulb 2 glow? (a) Yes (b) No
  24. 24.💡 4 identical bulbs are joined in series with an 8 V battery (ideal wires). How many volts does each bulb get? =
  25. 25.💡 A battery lights 3 identical bulbs joined in series. One more identical bulb is added in series. How do the bulbs glow now? (a) brighter (b) dimmer (c) the same
  26. 26.💡 5 identical bulbs are joined in series with a 15 V battery (ideal wires). How many volts does each bulb get? =
  27. 27.True or false: “one out, the rest glow” is true of a parallel circuit. (a) True (b) False
  28. 28.True or false: “a break stops every bulb” is true of a parallel circuit. (a) True (b) False
  29. 29.💡 6 identical bulbs are joined in series with a battery and a closed switch on the main wire. All the bulbs are in place. Does bulb 3 glow? (a) No (b) Yes
  30. 30.True or false: “a single current path” is true of a parallel circuit. (a) True (b) False
  31. 31.💡 2 identical bulbs are joined in series with a battery and a closed switch on the main wire. All the bulbs are in place. Does bulb 1 glow? (a) Yes (b) No
  32. 32.True or false: “own switch for each bulb” is true of a series circuit. (a) True (b) False
  33. 33.💡 2 identical bulbs are joined in series with a battery and a closed switch on the main wire. Bulb 1 is taken out of its holder. How many bulbs glow?
  34. 34.💡 5 identical bulbs are joined in series with a battery and a closed switch on the main wire. All the bulbs are in place. How many bulbs glow?
  35. 35.True or false: “used in house wiring” is true of a series circuit. (a) False (b) True
  36. 36.💡 4 identical bulbs are joined in series with a battery and a closed switch on the main wire. Bulb 2 is taken out of its holder. Does bulb 3 glow? (a) No (b) Yes
  37. 37.True or false: “bulbs share the voltage” is true of a series circuit. (a) False (b) True
  38. 38.💡 4 identical bulbs are joined in series with a 12 V battery (ideal wires). How many volts does each bulb get? =
  39. 39.💡 5 identical bulbs are joined in series with a battery and a closed switch on the main wire. Bulb 1 is taken out of its holder. Does bulb 2 glow? (a) No (b) Yes
  40. 40.💡 5 identical bulbs are joined in series with a 5 V battery (ideal wires). How many volts does each bulb get? =

Answer key

  1. 2
  2. 0
  3. in series
  4. False
  5. parallel
  6. one
  7. True
  8. dimmer
  9. False
  10. parallel
  11. parallel
  12. 1
  13. dimmer
  14. 2.5
  15. 0
  16. series
  17. True
  18. True
  19. False
  20. True
  21. parallel
  22. series
  23. No
  24. 2
  25. dimmer
  26. 3
  27. True
  28. False
  29. Yes
  30. False
  31. Yes
  32. False
  33. 0
  34. 5
  35. False
  36. No
  37. True
  38. 3
  39. No
  40. 1

Free electronics lessons, practice and worksheets at talentjr.in/electronics-for-kids