← Series circuits lesson New set →

Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 116 · 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 5 V battery (ideal wires). How many volts does each bulb get? =
  2. 2.True or false: “each gets the full volts” is true of a parallel circuit. (a) False (b) True
  3. 3.True or false: “many paths for current” is true of a series circuit. (a) True (b) False
  4. 4.True or false: “bulbs share the voltage” is true of a parallel circuit. (a) True (b) False
  5. 5.🔗 Series or parallel circuit: “many paths for current”? (a) parallel (b) series
  6. 6.💡 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 2 glow? (a) Yes (b) No
  7. 7.💡 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. How many bulbs glow?
  8. 8.💡 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?
  9. 9.True or false: “each gets the full volts” is true of a series circuit. (a) False (b) True
  10. 10.True or false: “one bulb out, all go out” is true of a series circuit. (a) False (b) True
  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 battery and a closed switch on the main wire. Bulb 4 is taken out of its holder. How many bulbs glow?
  13. 13.💡 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) brighter (c) dimmer
  14. 14.💡 In a series circuit, how many paths does the current have? (a) one for each bulb (b) none (c) two (d) one
  15. 15.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) in series (b) not joined (c) by Wi-Fi (d) in parallel
  16. 16.💡 2 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
  17. 17.💡 2 identical bulbs are joined in series with an 8 V battery (ideal wires). How many volts does each bulb get? =
  18. 18.🔗 Series or parallel circuit: “one bulb out, all go out”? (a) parallel (b) series
  19. 19.💡 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. Does bulb 3 glow? (a) Yes (b) No
  20. 20.💡 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?
  21. 21.🔗 Series or parallel circuit: “used in house wiring”? (a) series (b) parallel
  22. 22.True or false: “own switch for each bulb” is true of a series circuit. (a) True (b) False
  23. 23.True or false: “many paths for current” is true of a parallel circuit. (a) True (b) False
  24. 24.💡 5 identical bulbs are joined in series with a 20 V battery (ideal wires). How many volts does each bulb get? =
  25. 25.💡 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?
  26. 26.True or false: “one bulb out, all go out” is true of a parallel circuit. (a) False (b) True
  27. 27.True or false: “a single current path” is true of a parallel circuit. (a) False (b) True
  28. 28.🔗 Series or parallel circuit: “bulbs share the voltage”? (a) series (b) parallel
  29. 29.True or false: “a single current path” is true of a series circuit. (a) True (b) False
  30. 30.💡 4 identical bulbs are joined in series with a 16 V battery (ideal wires). How many volts does each bulb get? =
  31. 31.🔗 Series or parallel circuit: “own switch for each bulb”? (a) parallel (b) series
  32. 32.🔗 Series or parallel circuit: “each gets the full volts”? (a) parallel (b) series
  33. 33.💡 5 identical bulbs are joined in series with a 7.5 V battery (ideal wires). How many volts does each bulb get? =
  34. 34.💡 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?
  35. 35.💡 4 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?
  36. 36.🔗 Series or parallel circuit: “a break stops every bulb”? (a) parallel (b) series
  37. 37.True or false: “used in house wiring” is true of a parallel circuit. (a) False (b) True
  38. 38.True or false: “own switch for each bulb” is true of a parallel circuit. (a) False (b) True
  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) brighter (b) the same (c) dimmer
  40. 40.💡 3 identical bulbs are joined in series with a 4.5 V battery (ideal wires). How many volts does each bulb get? =

Answer key

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

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