← Switches in a circuit lesson New set →

Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 973 · 40 questions
TalentJR

Remember (All for series, any for parallel): Series switches (one path): the bulb glows only if ALL are ON. Parallel switches (side-by-side paths): the bulb glows if ANY one is ON. Mixed: work out each path, then ask if there is at least one complete path.

NameDateTime takenScore ___ / 40
  1. 1.🔘 Which kind of switch springs back when let go? (a) a toggle switch (b) a push button (c) a tilt switch (d) a slide switch
  2. 2.🔘 A cell, a bulb and switches A, B and C are joined one after another in a single loop (series). A is ON, B is OFF and C is OFF. Does the bulb glow? (a) Yes (b) No
  3. 3.🔘 Which kind of switch stays where you flip it? (a) a slide switch (b) a toggle switch (c) a push button (d) a reed switch
  4. 4.🔘 Which kind of switch slides side to side? (a) a reed switch (b) a toggle switch (c) a slide switch (d) a tilt switch
  5. 5.True or false: a tilt switch flips up or down. (a) False (b) True
  6. 6.🔘 Which kind of switch closes when tipped over? (a) a push button (b) a tilt switch (c) a reed switch (d) a toggle switch
  7. 7.What does a push button do? (a) closes near a magnet (b) works only while pressed (c) slides side to side (d) stays where you flip it
  8. 8.🔘 Switch A is on the main wire next to the cell and the bulb; then the wire splits into two side-by-side paths, one with switch B and one with switch C. A is ON, B is OFF and C is ON. Does the bulb glow? (a) No (b) Yes
  9. 9.True or false: a toggle switch springs back when let go. (a) False (b) True
  10. 10.🔘 When a switch is ON, the circuit is … (a) closed (b) broken (c) cut (d) open
  11. 11.🔘 Switch A is on the main wire next to the cell and the bulb; then the wire splits into two side-by-side paths, one with switch B and one with switch C. A is OFF, B is ON and C is OFF. Does the bulb glow? (a) No (b) Yes
  12. 12.🔘 A cell and a bulb are joined to two side-by-side paths: path 1 has switches A and B one after another, path 2 has switch C. A is ON, B is ON and C is OFF. Does the bulb glow? (a) No (b) Yes
  13. 13.🔘 What does a switch do in a circuit? (a) opens or closes the loop (b) makes electricity (c) stores current (d) changes the voltage
  14. 14.🔘 Which kind of switch flips up or down? (a) a push button (b) a tilt switch (c) a reed switch (d) a toggle switch
  15. 15.🔘 A cell, a bulb and switches A, B, C and D are joined one after another in a single loop (series). A is ON, B is OFF, C is OFF and D is OFF. Does the bulb glow? (a) Yes (b) No
  16. 16.🔘 A cell, a bulb and switches A, B, C and D are joined one after another in a single loop (series). A is OFF, B is OFF, C is OFF and D is OFF. Does the bulb glow? (a) Yes (b) No
  17. 17.What does a reed switch do? (a) springs back when let go (b) stays where you flip it (c) closes near a magnet (d) works only while pressed
  18. 18.True or false: a reed switch closes when tipped over. (a) False (b) True
  19. 19.🔘 Two switches are in series. When does the bulb glow? (a) when both are OFF (b) never (c) when either is ON (d) when both are ON
  20. 20.What does a tilt switch do? (a) springs back when let go (b) flips up or down (c) closes when tipped over (d) closes near a magnet
  21. 21.True or false: a push button springs back when let go. (a) False (b) True
  22. 22.What does a toggle switch do? (a) flips up or down (b) closes when tipped over (c) closes near a magnet (d) springs back when let go
  23. 23.True or false: a reed switch closes near a magnet. (a) False (b) True
  24. 24.🔘 A bulb and a cell are joined through 6 switches one after another in a single loop (series). What is the smallest number of switches that must be ON to light the bulb?
  25. 25.🔘 A bulb and a cell are joined through 3 switches one after another in a single loop (series). What is the smallest number of switches that must be ON to light the bulb?
  26. 26.🔘 A cell and a bulb are joined to two side-by-side paths: path 1 has switches A and B one after another, path 2 has switch C. A is ON, B is OFF and C is ON. Does the bulb glow? (a) Yes (b) No
  27. 27.🔘 A cell, a bulb and switches A and B are joined one after another in a single loop (series). A is ON and B is OFF. Does the bulb glow? (a) Yes (b) No
  28. 28.🔘 Which kind of switch works only while pressed? (a) a tilt switch (b) a reed switch (c) a slide switch (d) a push button
  29. 29.🔘 A cell and a bulb are joined to 4 side-by-side paths with one switch on each path — A, B, C and D (parallel). A is OFF, B is OFF, C is OFF and D is ON. Does the bulb glow? (a) Yes (b) No
  30. 30.🔘 Two switches are in parallel (side by side). When does the bulb glow? (a) never (b) when either is ON (c) only when both are ON (d) only when both are OFF
  31. 31.True or false: a toggle switch stays where you flip it. (a) False (b) True
  32. 32.What does a toggle switch do? (a) springs back when let go (b) stays where you flip it (c) works only while pressed (d) closes near a magnet
  33. 33.🔘 A bulb and a cell are joined through 5 switches one after another in a single loop (series). What is the smallest number of switches that must be ON to light the bulb?
  34. 34.What does a slide switch do? (a) flips up or down (b) closes when tipped over (c) stays where you flip it (d) slides side to side
  35. 35.🔘 Switch A is on the main wire next to the cell and the bulb; then the wire splits into two side-by-side paths, one with switch B and one with switch C. A is OFF, B is OFF and C is OFF. Does the bulb glow? (a) Yes (b) No
  36. 36.🔘 A cell and a bulb are joined to 2 side-by-side paths with one switch on each path — A and B (parallel). A is ON and B is OFF. Does the bulb glow? (a) No (b) Yes
  37. 37.🔘 A cell, a bulb and switches A and B are joined one after another in a single loop (series). A is OFF and B is OFF. Does the bulb glow? (a) No (b) Yes
  38. 38.What does a push button do? (a) slides side to side (b) closes when tipped over (c) closes near a magnet (d) springs back when let go
  39. 39.🔘 Which kind of switch closes near a magnet? (a) a toggle switch (b) a reed switch (c) a tilt switch (d) a push button
  40. 40.🔘 A cell, a bulb and switches A, B, C and D are joined one after another in a single loop (series). A is ON, B is ON, C is ON and D is OFF. Does the bulb glow? (a) No (b) Yes

Answer key

  1. a push button
  2. No
  3. a toggle switch
  4. a slide switch
  5. False
  6. a tilt switch
  7. works only while pressed
  8. Yes
  9. False
  10. closed
  11. No
  12. Yes
  13. opens or closes the loop
  14. a toggle switch
  15. No
  16. No
  17. closes near a magnet
  18. False
  19. when both are ON
  20. closes when tipped over
  21. True
  22. flips up or down
  23. True
  24. 6
  25. 3
  26. Yes
  27. No
  28. a push button
  29. Yes
  30. when either is ON
  31. True
  32. stays where you flip it
  33. 5
  34. slides side to side
  35. No
  36. Yes
  37. No
  38. springs back when let go
  39. a reed switch
  40. No

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