← Series circuits lesson New set →

Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 603 · 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.True or false: “bulbs share the voltage” is true of a parallel circuit. (a) True (b) False
  2. 2.💡 2 identical bulbs are joined in series with a 5 V battery (ideal wires). How many volts does each bulb get? =
  3. 3.True or false: “a break stops every bulb” is true of a parallel circuit. (a) True (b) False
  4. 4.💡 4 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. Does bulb 4 glow? (a) Yes (b) No
  5. 5.True or false: “one bulb out, all go out” is true of a parallel circuit. (a) False (b) True
  6. 6.💡 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
  7. 7.🔗 Series or parallel circuit: “one out, the rest glow”? (a) parallel (b) series
  8. 8.💡 A battery lights 5 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
  9. 9.🔗 Series or parallel circuit: “a single current path”? (a) parallel (b) series
  10. 10.💡 3 identical bulbs are joined in series with a 4.5 V battery (ideal wires). How many volts does each bulb get? =
  11. 11.💡 3 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 1 glow? (a) No (b) Yes
  12. 12.💡 4 identical bulbs are joined in series with a 16 V battery (ideal wires). How many volts does each bulb get? =
  13. 13.🔗 Series or parallel circuit: “a break stops every bulb”? (a) series (b) parallel
  14. 14.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) not joined (b) by Wi-Fi (c) in parallel (d) in series
  15. 15.True or false: “a single current path” is true of a series circuit. (a) False (b) True
  16. 16.💡 5 identical bulbs are joined in series with a 15 V battery (ideal wires). How many volts does each bulb get? =
  17. 17.💡 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) the same (c) dimmer
  18. 18.💡 5 identical bulbs are joined in series with a 12.5 V battery (ideal wires). How many volts does each bulb get? =
  19. 19.🔗 Series or parallel circuit: “used in house wiring”? (a) parallel (b) series
  20. 20.💡 3 identical bulbs are joined in series with a 9 V battery (ideal wires). How many volts does each bulb get? =
  21. 21.🔗 Series or parallel circuit: “one bulb out, all go out”? (a) parallel (b) series
  22. 22.True or false: “one out, the rest glow” is true of a parallel circuit. (a) False (b) True
  23. 23.🔗 Series or parallel circuit: “own switch for each bulb”? (a) parallel (b) series
  24. 24.🔗 Series or parallel circuit: “many paths for current”? (a) parallel (b) series
  25. 25.💡 2 identical bulbs are joined in series with a 3 V battery (ideal wires). How many volts does each bulb get? =
  26. 26.True or false: “bulbs share the voltage” is true of a series circuit. (a) True (b) False
  27. 27.💡 In a series circuit, how many paths does the current have? (a) one (b) one for each bulb (c) two (d) none
  28. 28.True or false: “own switch for each bulb” is true of a series 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. Bulb 6 is taken out of its holder. Does bulb 1 glow? (a) No (b) Yes
  30. 30.💡 3 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. Does bulb 1 glow? (a) Yes (b) No
  31. 31.True or false: “own switch for each bulb” is true of a parallel circuit. (a) True (b) False
  32. 32.True or false: “many paths for current” is true of a series circuit. (a) False (b) True
  33. 33.True or false: “used in house wiring” is true of a series circuit. (a) False (b) True
  34. 34.True or false: “used in house wiring” is true of a parallel circuit. (a) True (b) False
  35. 35.True or false: “one bulb out, all go out” is true of a series circuit. (a) False (b) True
  36. 36.💡 A battery lights 4 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
  37. 37.🔗 Series or parallel circuit: “each gets the full volts”? (a) series (b) parallel
  38. 38.💡 5 identical bulbs are joined in series with a 5 V battery (ideal wires). How many volts does each bulb get? =
  39. 39.💡 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) No (b) Yes
  40. 40.💡 4 identical bulbs are joined in series with a 10 V battery (ideal wires). How many volts does each bulb get? =

Answer key

  1. False
  2. 2.5
  3. False
  4. No
  5. False
  6. dimmer
  7. parallel
  8. dimmer
  9. series
  10. 1.5
  11. No
  12. 4
  13. series
  14. in series
  15. True
  16. 3
  17. dimmer
  18. 2.5
  19. parallel
  20. 3
  21. series
  22. True
  23. parallel
  24. parallel
  25. 1.5
  26. True
  27. one
  28. False
  29. No
  30. No
  31. True
  32. False
  33. False
  34. True
  35. True
  36. dimmer
  37. parallel
  38. 1
  39. No
  40. 2.5

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