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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 666 · 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: “bulbs share the voltage”? (a) series (b) parallel
  2. 2.True or false: “a break stops every bulb” is true of a series circuit. (a) False (b) True
  3. 3.💡 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?
  4. 4.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) in series (b) in parallel (c) not joined (d) by Wi-Fi
  5. 5.💡 In a series circuit, how many paths does the current have? (a) two (b) one (c) none (d) one for each bulb
  6. 6.🔗 Series or parallel circuit: “one bulb out, all go out”? (a) series (b) parallel
  7. 7.🔗 Series or parallel circuit: “each gets the full volts”? (a) series (b) parallel
  8. 8.True or false: “many paths for current” is true of a series circuit. (a) False (b) True
  9. 9.💡 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
  10. 10.True or false: “bulbs share the voltage” is true of a parallel circuit. (a) True (b) False
  11. 11.💡 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
  12. 12.💡 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) brighter (c) dimmer
  13. 13.True or false: “own switch for each bulb” is true of a parallel circuit. (a) False (b) True
  14. 14.True or false: “many paths for current” is true of a parallel circuit. (a) False (b) True
  15. 15.💡 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
  16. 16.💡 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?
  17. 17.🔗 Series or parallel circuit: “one out, the rest glow”? (a) series (b) parallel
  18. 18.💡 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?
  19. 19.💡 2 identical bulbs are joined in series with a 5 V battery (ideal wires). How many volts does each bulb get? =
  20. 20.💡 2 identical bulbs are joined in series with an 8 V battery (ideal wires). How many volts does each bulb get? =
  21. 21.True or false: “used in house wiring” is true of a series circuit. (a) False (b) True
  22. 22.True or false: “one out, the rest glow” is true of a parallel circuit. (a) True (b) False
  23. 23.💡 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?
  24. 24.💡 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?
  25. 25.🔗 Series or parallel circuit: “many paths for current”? (a) parallel (b) series
  26. 26.🔗 Series or parallel circuit: “own switch for each bulb”? (a) parallel (b) series
  27. 27.True or false: “own switch for each bulb” is true of a series circuit. (a) False (b) True
  28. 28.💡 3 identical bulbs are joined in series with a 4.5 V battery (ideal wires). How many volts does each bulb get? =
  29. 29.True or false: “one out, the rest glow” is true of a series circuit. (a) False (b) True
  30. 30.💡 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. Does bulb 1 glow? (a) Yes (b) No
  31. 31.💡 4 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  32. 32.True or false: “used in house wiring” is true of a parallel circuit. (a) False (b) True
  33. 33.True or false: “each gets the full volts” is true of a series circuit. (a) True (b) False
  34. 34.💡 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
  35. 35.True or false: “a break stops every bulb” is true of a parallel circuit. (a) False (b) True
  36. 36.💡 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?
  37. 37.🔗 Series or parallel circuit: “a break stops every bulb”? (a) series (b) parallel
  38. 38.💡 2 identical bulbs are joined in series with a 2 V battery (ideal wires). How many volts does each bulb get? =
  39. 39.💡 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?
  40. 40.True or false: “one bulb out, all go out” is true of a parallel circuit. (a) False (b) True

Answer key

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

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