← Series circuits lesson New set →

Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 75 · 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 series circuit. (a) False (b) True
  2. 2.💡 In a series circuit, how many paths does the current have? (a) two (b) none (c) one (d) one for each bulb
  3. 3.True or false: “many paths for current” is true of a series circuit. (a) True (b) False
  4. 4.💡 5 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 5 glow? (a) Yes (b) No
  5. 5.🔗 Series or parallel circuit: “one bulb out, all go out”? (a) parallel (b) series
  6. 6.🔗 Series or parallel circuit: “each gets the full volts”? (a) parallel (b) series
  7. 7.💡 2 identical bulbs are joined in series with a 2 V battery (ideal wires). How many volts does each bulb get? =
  8. 8.💡 2 identical bulbs are joined in series with an 8 V battery (ideal wires). How many volts does each bulb get? =
  9. 9.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) in series (b) in parallel (c) by Wi-Fi (d) not joined
  10. 10.💡 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. Does bulb 2 glow? (a) Yes (b) No
  11. 11.🔗 Series or parallel circuit: “one out, the rest glow”? (a) series (b) parallel
  12. 12.💡 4 identical bulbs are joined in series with a 12 V battery (ideal wires). How many volts does each bulb get? =
  13. 13.💡 2 identical bulbs are joined in series with a 4 V battery (ideal wires). How many volts does each bulb get? =
  14. 14.True or false: “own switch for each bulb” is true of a series circuit. (a) False (b) True
  15. 15.🔗 Series or parallel circuit: “bulbs share the voltage”? (a) parallel (b) series
  16. 16.💡 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
  17. 17.🔗 Series or parallel circuit: “a single current path”? (a) series (b) parallel
  18. 18.💡 5 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?
  19. 19.💡 A battery lights 2 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
  20. 20.🔗 Series or parallel circuit: “used in house wiring”? (a) parallel (b) series
  21. 21.💡 A battery lights 5 identical bulbs joined in series. One more identical bulb is added in series. How do the bulbs glow now? (a) dimmer (b) the same (c) brighter
  22. 22.💡 5 identical bulbs are joined in series with a 12.5 V battery (ideal wires). How many volts does each bulb get? =
  23. 23.💡 4 identical bulbs are joined in series with a 4 V battery (ideal wires). How many volts does each bulb get? =
  24. 24.True or false: “used in house wiring” is true of a parallel circuit. (a) False (b) True
  25. 25.🔗 Series or parallel circuit: “many paths for current”? (a) series (b) parallel
  26. 26.🔗 Series or parallel circuit: “a break stops every bulb”? (a) series (b) parallel
  27. 27.💡 4 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  28. 28.💡 3 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  29. 29.💡 6 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. How many bulbs glow?
  30. 30.🔗 Series or parallel circuit: “own switch for each bulb”? (a) parallel (b) series
  31. 31.True or false: “many paths for current” is true of a parallel circuit. (a) False (b) True
  32. 32.💡 2 identical bulbs are joined in series with a 5 V battery (ideal wires). How many volts does each bulb get? =
  33. 33.True or false: “bulbs share the voltage” is true of a parallel circuit. (a) False (b) True
  34. 34.💡 4 identical bulbs are joined in series with a 16 V battery (ideal wires). How many volts does each bulb get? =
  35. 35.True or false: “one out, the rest glow” is true of a parallel circuit. (a) True (b) False
  36. 36.True or false: “one bulb out, all go out” is true of a parallel circuit. (a) True (b) False
  37. 37.True or false: “a single current path” is true of a series circuit. (a) False (b) True
  38. 38.True or false: “a break stops every bulb” is true of a parallel circuit. (a) True (b) False
  39. 39.💡 A battery lights 4 identical bulbs joined in series. One more identical bulb is added in series. How do the bulbs glow now? (a) the same (b) dimmer (c) brighter
  40. 40.💡 5 identical bulbs are joined in series with a 15 V battery (ideal wires). How many volts does each bulb get? =

Answer key

  1. True
  2. one
  3. False
  4. No
  5. series
  6. parallel
  7. 1
  8. 4
  9. in series
  10. No
  11. parallel
  12. 3
  13. 2
  14. False
  15. series
  16. dimmer
  17. series
  18. 0
  19. dimmer
  20. parallel
  21. dimmer
  22. 2.5
  23. 1
  24. True
  25. parallel
  26. series
  27. 1.5
  28. 2
  29. 0
  30. parallel
  31. True
  32. 2.5
  33. False
  34. 4
  35. True
  36. False
  37. True
  38. False
  39. dimmer
  40. 3

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