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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 611 · 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: “a break stops every bulb” is true of a parallel circuit. (a) True (b) False
  2. 2.True or false: “a single current path” is true of a parallel circuit. (a) True (b) False
  3. 3.💡 A battery lights 2 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
  4. 4.🔗 Series or parallel circuit: “each gets the full volts”? (a) series (b) parallel
  5. 5.True or false: “bulbs share the voltage” is true of a series circuit. (a) True (b) False
  6. 6.💡 2 identical bulbs are joined in series with a 2 V battery (ideal wires). How many volts does each bulb get? =
  7. 7.💡 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?
  8. 8.🔗 Series or parallel circuit: “used in house wiring”? (a) parallel (b) series
  9. 9.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) by Wi-Fi (b) in parallel (c) in series (d) not joined
  10. 10.🔗 Series or parallel circuit: “many paths for current”? (a) series (b) parallel
  11. 11.🔗 Series or parallel circuit: “own switch for each bulb”? (a) parallel (b) series
  12. 12.🔗 Series or parallel circuit: “bulbs share the voltage”? (a) series (b) parallel
  13. 13.True or false: “many paths for current” is true of a parallel circuit. (a) False (b) True
  14. 14.True or false: “one out, the rest glow” is true of a series circuit. (a) True (b) False
  15. 15.💡 5 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?
  16. 16.🔗 Series or parallel circuit: “a single current path”? (a) series (b) parallel
  17. 17.💡 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?
  18. 18.💡 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?
  19. 19.💡 2 identical bulbs are joined in series with an 8 V battery (ideal wires). How many volts does each bulb get? =
  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) brighter (b) dimmer (c) the same
  21. 21.💡 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?
  22. 22.True or false: “bulbs share the voltage” is true of a parallel circuit. (a) False (b) True
  23. 23.💡 4 identical bulbs are joined in series with a 10 V battery (ideal wires). How many volts does each bulb get? =
  24. 24.💡 5 identical bulbs are joined in series with a 7.5 V battery (ideal wires). How many volts does each bulb get? =
  25. 25.🔗 Series or parallel circuit: “one out, the rest glow”? (a) parallel (b) series
  26. 26.True or false: “own switch for each bulb” is true of a series circuit. (a) True (b) False
  27. 27.💡 In a series circuit, how many paths does the current have? (a) none (b) one for each bulb (c) one (d) two
  28. 28.True or false: “each gets the full volts” is true of a series circuit. (a) False (b) True
  29. 29.🔗 Series or parallel circuit: “one bulb out, all go out”? (a) parallel (b) series
  30. 30.💡 3 identical bulbs are joined in series with a 4.5 V battery (ideal wires). How many volts does each bulb get? =
  31. 31.True or false: “each gets the full volts” is true of a parallel circuit. (a) False (b) True
  32. 32.💡 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
  33. 33.🔗 Series or parallel circuit: “a break stops every bulb”? (a) parallel (b) series
  34. 34.💡 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?
  35. 35.True or false: “one bulb out, all go out” is true of a parallel circuit. (a) True (b) False
  36. 36.💡 3 identical bulbs are joined in series with a 9 V battery (ideal wires). How many volts does each bulb get? =
  37. 37.True or false: “used in house wiring” is true of a parallel circuit. (a) True (b) False
  38. 38.💡 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?
  39. 39.💡 2 identical bulbs are joined in series with a 5 V battery (ideal wires). How many volts does each bulb get? =
  40. 40.True or false: “many paths for current” is true of a series circuit. (a) False (b) True

Answer key

  1. False
  2. False
  3. dimmer
  4. parallel
  5. True
  6. 1
  7. 0
  8. parallel
  9. in series
  10. parallel
  11. parallel
  12. series
  13. True
  14. False
  15. 0
  16. series
  17. 0
  18. 0
  19. 4
  20. dimmer
  21. 4
  22. False
  23. 2.5
  24. 1.5
  25. parallel
  26. False
  27. one
  28. False
  29. series
  30. 1.5
  31. True
  32. dimmer
  33. series
  34. 0
  35. False
  36. 3
  37. True
  38. 2
  39. 2.5
  40. False

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