← Switches in a circuit lesson New set →

Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 943 · 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.What does a push button do? (a) slides side to side (b) stays where you flip it (c) flips up or down (d) springs back when let go
  2. 2.🔘 Two switches are in series. When does the bulb glow? (a) when both are OFF (b) when both are ON (c) never (d) when either is ON
  3. 3.🔘 Which kind of switch slides side to side? (a) a slide switch (b) a toggle switch (c) a push button (d) a reed switch
  4. 4.🔘 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) No (b) Yes
  5. 5.🔘 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
  6. 6.True or false: a reed switch closes when tipped over. (a) True (b) False
  7. 7.True or false: a push button springs back when let go. (a) False (b) True
  8. 8.🔘 Which kind of switch closes near a magnet? (a) a toggle switch (b) a reed switch (c) a push button (d) a tilt switch
  9. 9.🔘 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 ON and D is ON. Does the bulb glow? (a) No (b) Yes
  10. 10.🔘 Which kind of switch springs back when let go? (a) a toggle switch (b) a tilt switch (c) a push button (d) a reed switch
  11. 11.🔘 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) Yes (b) No
  12. 12.What does a tilt switch do? (a) stays where you flip it (b) closes when tipped over (c) slides side to side (d) springs back when let go
  13. 13.🔘 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 ON. Does the bulb glow? (a) Yes (b) No
  14. 14.🔘 When a switch is ON, the circuit is … (a) open (b) broken (c) closed (d) cut
  15. 15.🔘 Which kind of switch flips up or down? (a) a push button (b) a toggle switch (c) a reed switch (d) a tilt switch
  16. 16.🔘 Which kind of switch stays where you flip it? (a) a reed switch (b) a push button (c) a tilt switch (d) a toggle switch
  17. 17.True or false: a toggle switch works only while pressed. (a) True (b) False
  18. 18.🔘 A cell, a bulb and switches A, B and C are joined one after another in a single loop (series). A is OFF, B is OFF and C is OFF. Does the bulb glow? (a) Yes (b) No
  19. 19.🔘 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 ON, B is ON, C is ON and D is OFF. Does the bulb glow? (a) No (b) Yes
  20. 20.🔘 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
  21. 21.True or false: a toggle switch closes when tipped over. (a) True (b) False
  22. 22.🔘 A bulb and a cell are joined through 3 switches on 3 side-by-side paths, one switch on each path (parallel). What is the smallest number of switches that must be ON to light the bulb?
  23. 23.True or false: a slide switch slides side to side. (a) False (b) True
  24. 24.🔘 Which kind of switch closes when tipped over? (a) a slide switch (b) a reed switch (c) a push button (d) a tilt switch
  25. 25.What does a slide switch do? (a) closes near a magnet (b) stays where you flip it (c) flips up or down (d) slides side to side
  26. 26.What does a reed switch do? (a) works only while pressed (b) closes when tipped over (c) slides side to side (d) closes near a magnet
  27. 27.🔘 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 OFF, B is OFF and C is OFF. Does the bulb glow? (a) No (b) Yes
  28. 28.True or false: a slide switch stays where you flip it. (a) True (b) False
  29. 29.🔘 What does a switch do in a circuit? (a) makes electricity (b) opens or closes the loop (c) stores current (d) changes the voltage
  30. 30.🔘 A bulb and a cell are joined through 2 switches on 2 side-by-side paths, one switch on each path (parallel). What is the smallest number of switches that must be ON to light the bulb?
  31. 31.🔘 Which kind of switch works only while pressed? (a) a slide switch (b) a push button (c) a reed switch (d) a toggle switch
  32. 32.🔘 Two switches are in parallel (side by side). When does the bulb glow? (a) never (b) only when both are ON (c) when either is ON (d) only when both are OFF
  33. 33.🔘 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
  34. 34.🔘 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 ON. Does the bulb glow? (a) No (b) Yes
  35. 35.True or false: a push button closes when tipped over. (a) True (b) False
  36. 36.🔘 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 ON. Does the bulb glow? (a) Yes (b) No
  37. 37.What does a push button do? (a) flips up or down (b) slides side to side (c) stays where you flip it (d) works only while pressed
  38. 38.🔘 A bulb and a cell are joined through 5 switches on 5 side-by-side paths, one switch on each path (parallel). What is the smallest number of switches that must be ON to light the bulb?
  39. 39.🔘 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 OFF. Does the bulb glow? (a) Yes (b) No
  40. 40.🔘 A bulb and a cell are joined through 2 switches one after another in a single loop (series). What is the smallest number of switches that must be ON to light the bulb?

Answer key

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

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