← Series circuits lesson New set →

Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 507 · 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.🔗 Series or parallel circuit: “own switch for each bulb”? (a) series (b) parallel
  2. 2.💡 In a series circuit, how many paths does the current have? (a) one (b) none (c) two (d) one for each bulb
  3. 3.💡 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
  4. 4.🔗 Series or parallel circuit: “a single current path”? (a) parallel (b) series
  5. 5.🔗 Series or parallel circuit: “each gets the full volts”? (a) series (b) parallel
  6. 6.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) in parallel (b) by Wi-Fi (c) in series (d) not joined
  7. 7.🔗 Series or parallel circuit: “bulbs share the voltage”? (a) parallel (b) series
  8. 8.True or false: “own switch for each bulb” is true of a parallel circuit. (a) False (b) True
  9. 9.True or false: “own switch for each bulb” is true of a series circuit. (a) True (b) False
  10. 10.💡 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?
  11. 11.💡 5 identical bulbs are joined in series with a 15 V battery (ideal wires). How many volts does each bulb get? =
  12. 12.True or false: “one bulb out, all go out” is true of a series circuit. (a) True (b) False
  13. 13.💡 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) the same (c) dimmer
  14. 14.True or false: “one bulb out, all go out” is true of a parallel circuit. (a) True (b) False
  15. 15.💡 4 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  16. 16.🔗 Series or parallel circuit: “a break stops every bulb”? (a) parallel (b) series
  17. 17.🔗 Series or parallel circuit: “used in house wiring”? (a) parallel (b) series
  18. 18.💡 2 identical bulbs are joined in series with a 4 V battery (ideal wires). How many volts does each bulb get? =
  19. 19.💡 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. How many bulbs glow?
  20. 20.💡 A battery lights 5 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
  21. 21.💡 6 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?
  22. 22.True or false: “each gets the full volts” is true of a series circuit. (a) False (b) True
  23. 23.💡 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 1 glow? (a) No (b) Yes
  24. 24.💡 6 identical bulbs are joined in series with a battery and a closed switch on the main wire. Bulb 4 is taken out of its holder. How many bulbs glow?
  25. 25.True or false: “many paths for current” is true of a series circuit. (a) True (b) False
  26. 26.🔗 Series or parallel circuit: “one out, the rest glow”? (a) parallel (b) series
  27. 27.💡 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. How many bulbs glow?
  28. 28.True or false: “used in house wiring” is true of a series circuit. (a) True (b) False
  29. 29.💡 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
  30. 30.💡 3 identical bulbs are joined in series with a 12 V battery (ideal wires). How many volts does each bulb get? =
  31. 31.💡 2 identical bulbs are joined in series with a 5 V battery (ideal wires). How many volts does each bulb get? =
  32. 32.True or false: “each gets the full volts” is true of a parallel circuit. (a) False (b) True
  33. 33.True or false: “one out, the rest glow” is true of a series circuit. (a) True (b) False
  34. 34.True or false: “a break stops every bulb” is true of a series circuit. (a) False (b) True
  35. 35.💡 4 identical bulbs are joined in series with a 12 V battery (ideal wires). How many volts does each bulb get? =
  36. 36.💡 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. How many bulbs glow?
  37. 37.True or false: “bulbs share the voltage” is true of a series circuit. (a) False (b) True
  38. 38.💡 5 identical bulbs are joined in series with a 12.5 V battery (ideal wires). How many volts does each bulb get? =
  39. 39.💡 2 identical bulbs are joined in series with a 3 V battery (ideal wires). How many volts does each bulb get? =
  40. 40.True or false: “a break stops every bulb” is true of a parallel circuit. (a) True (b) False

Answer key

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

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