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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 47 · 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.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) in parallel (b) not joined (c) by Wi-Fi (d) in series
  2. 2.💡 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
  3. 3.💡 6 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?
  4. 4.True or false: “own switch for each bulb” is true of a series circuit. (a) True (b) False
  5. 5.True or false: “used in house wiring” is true of a series circuit. (a) True (b) False
  6. 6.🔗 Series or parallel circuit: “a break stops every bulb”? (a) series (b) parallel
  7. 7.💡 5 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?
  8. 8.🔗 Series or parallel circuit: “one out, the rest glow”? (a) series (b) parallel
  9. 9.💡 3 identical bulbs are joined in series with a 4.5 V battery (ideal wires). How many volts does each bulb get? =
  10. 10.💡 In a series circuit, how many paths does the current have? (a) one (b) two (c) one for each bulb (d) none
  11. 11.💡 4 identical bulbs are joined in series with an 8 V battery (ideal wires). How many volts does each bulb get? =
  12. 12.True or false: “many paths for current” is true of a parallel circuit. (a) False (b) True
  13. 13.True or false: “one out, the rest glow” is true of a series circuit. (a) True (b) False
  14. 14.🔗 Series or parallel circuit: “bulbs share the voltage”? (a) series (b) parallel
  15. 15.True or false: “bulbs share the voltage” is true of a series circuit. (a) False (b) True
  16. 16.True or false: “many paths for current” is true of a series circuit. (a) True (b) False
  17. 17.💡 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) the same (c) dimmer
  18. 18.💡 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. How many bulbs glow?
  19. 19.True or false: “a single current path” is true of a series circuit. (a) False (b) True
  20. 20.🔗 Series or parallel circuit: “a single current path”? (a) series (b) parallel
  21. 21.💡 2 identical bulbs are joined in series with a 4 V battery (ideal wires). How many volts does each bulb get? =
  22. 22.🔗 Series or parallel circuit: “used in house wiring”? (a) series (b) parallel
  23. 23.💡 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?
  24. 24.💡 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. Does bulb 2 glow? (a) No (b) Yes
  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: “one bulb out, all go out”? (a) parallel (b) series
  27. 27.💡 2 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  28. 28.💡 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
  29. 29.True or false: “a break stops every bulb” is true of a series circuit. (a) True (b) False
  30. 30.💡 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. Does bulb 1 glow? (a) Yes (b) No
  31. 31.💡 2 identical bulbs are joined in series with an 8 V battery (ideal wires). How many volts does each bulb get? =
  32. 32.True or false: “one bulb out, all go out” is true of a series circuit. (a) True (b) False
  33. 33.💡 3 identical bulbs are joined in series with a 12 V battery (ideal wires). How many volts does each bulb get? =
  34. 34.🔗 Series or parallel circuit: “each gets the full volts”? (a) series (b) parallel
  35. 35.💡 5 identical bulbs are joined in series with a 5 V battery (ideal wires). How many volts does each bulb get? =
  36. 36.True or false: “bulbs share the voltage” is true of a parallel circuit. (a) False (b) True
  37. 37.True or false: “each gets the full volts” is true of a series circuit. (a) False (b) True
  38. 38.💡 3 identical bulbs are joined in series with a 3 V battery (ideal wires). How many volts does each bulb get? =
  39. 39.💡 4 identical bulbs are joined in series with a 4 V battery (ideal wires). How many volts does each bulb get? =
  40. 40.🔗 Series or parallel circuit: “own switch for each bulb”? (a) series (b) parallel

Answer key

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

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