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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 484 · 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.

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  1. 1.🔗 Series or parallel circuit: “a break stops every bulb”? (a) series (b) parallel
  2. 2.💡 In a series circuit, how many paths does the current have? (a) one (b) one for each bulb (c) none (d) two
  3. 3.True or false: “many paths for current” is true of a parallel circuit. (a) False (b) True
  4. 4.🔗 Series or parallel circuit: “a single current path”? (a) series (b) parallel
  5. 5.💡 3 identical bulbs are joined in series with a 9 V battery (ideal wires). How many volts does each bulb get? =
  6. 6.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) by Wi-Fi (b) not joined (c) in parallel (d) in series
  7. 7.🔗 Series or parallel circuit: “one bulb out, all go out”? (a) parallel (b) series
  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) brighter (b) the same (c) dimmer
  9. 9.True or false: “own switch for each bulb” is true of a parallel circuit. (a) True (b) False
  10. 10.True or false: “one out, the rest glow” is true of a parallel circuit. (a) False (b) True
  11. 11.True or false: “a single current path” is true of a parallel circuit. (a) False (b) True
  12. 12.💡 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. How many bulbs glow?
  13. 13.True or false: “one bulb out, all go out” is true of a series circuit. (a) False (b) True
  14. 14.💡 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) No (b) Yes
  15. 15.🔗 Series or parallel circuit: “one out, the rest glow”? (a) series (b) parallel
  16. 16.💡 3 identical bulbs are joined in series with a 3 V battery (ideal wires). How many volts does each bulb get? =
  17. 17.💡 4 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?
  18. 18.💡 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
  19. 19.💡 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) brighter (c) dimmer
  20. 20.True or false: “one out, the rest glow” is true of a series circuit. (a) True (b) False
  21. 21.💡 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 6 glow? (a) Yes (b) No
  22. 22.💡 A battery lights 3 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
  23. 23.True or false: “a break stops every bulb” is true of a parallel circuit. (a) True (b) False
  24. 24.True or false: “bulbs share the voltage” is true of a parallel circuit. (a) True (b) False
  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.🔗 Series or parallel circuit: “each gets the full volts”? (a) series (b) parallel
  27. 27.🔗 Series or parallel circuit: “bulbs share the voltage”? (a) series (b) parallel
  28. 28.True or false: “used in house wiring” is true of a series circuit. (a) False (b) True
  29. 29.True or false: “own switch for each bulb” is true of a series circuit. (a) False (b) True
  30. 30.💡 5 identical bulbs are joined in series with a 7.5 V battery (ideal wires). How many volts does each bulb get? =
  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) No (b) Yes
  32. 32.💡 5 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 series circuit. (a) False (b) True
  34. 34.True or false: “a single current path” is true of a series circuit. (a) False (b) True
  35. 35.True or false: “each gets the full volts” is true of a parallel circuit. (a) True (b) False
  36. 36.💡 2 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  37. 37.💡 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
  38. 38.True or false: “each gets the full volts” is true of a series circuit. (a) False (b) True
  39. 39.💡 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?
  40. 40.True or false: “one bulb out, all go out” is true of a parallel circuit. (a) True (b) False

Answer key

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

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