← Switches in a circuit lesson New set →

Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 843 · 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 slides side to side? (a) a toggle switch (b) a reed switch (c) a tilt switch (d) a slide switch
  2. 2.🔘 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
  3. 3.What does a tilt switch do? (a) springs back when let go (b) closes when tipped over (c) slides side to side (d) flips up or down
  4. 4.🔘 Which kind of switch works only while pressed? (a) a toggle switch (b) a reed switch (c) a tilt switch (d) a push button
  5. 5.🔘 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
  6. 6.🔘 A cell and a bulb are joined to 3 side-by-side paths with one switch on each path — A, B and C (parallel). A is OFF, B is OFF and C is ON. Does the bulb glow? (a) No (b) Yes
  7. 7.What does a push button do? (a) flips up or down (b) stays where you flip it (c) springs back when let go (d) slides side to side
  8. 8.True or false: a toggle switch stays where you flip it. (a) True (b) False
  9. 9.🔘 Which kind of switch flips up or down? (a) a tilt switch (b) a reed switch (c) a toggle switch (d) a push button
  10. 10.🔘 Which kind of switch closes near a magnet? (a) a tilt switch (b) a push button (c) a reed switch (d) a slide switch
  11. 11.What does a slide switch do? (a) closes when tipped over (b) stays where you flip it (c) slides side to side (d) springs back when let go
  12. 12.🔘 A cell and a bulb are joined to 3 side-by-side paths with one switch on each path — A, B and C (parallel). A is ON, B is OFF and C is ON. Does the bulb glow? (a) Yes (b) No
  13. 13.🔘 Which kind of switch closes when tipped over? (a) a slide switch (b) a push button (c) a reed switch (d) a tilt switch
  14. 14.🔘 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
  15. 15.🔘 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?
  16. 16.True or false: a reed switch springs back when let go. (a) False (b) True
  17. 17.🔘 Two switches are in series. When does the bulb glow? (a) when both are ON (b) when both are OFF (c) when either is ON (d) never
  18. 18.🔘 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
  19. 19.🔘 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 ON. Does the bulb glow? (a) No (b) Yes
  20. 20.What does a reed switch do? (a) closes near a magnet (b) stays where you flip it (c) closes when tipped over (d) flips up or down
  21. 21.What does a toggle switch do? (a) springs back when let go (b) flips up or down (c) closes near a magnet (d) works only while pressed
  22. 22.🔘 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 ON and C is ON. Does the bulb glow? (a) Yes (b) No
  23. 23.What does a push button do? (a) closes when tipped over (b) flips up or down (c) works only while pressed (d) slides side to side
  24. 24.🔘 A bulb and a cell are joined through 6 switches on 6 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?
  25. 25.🔘 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
  26. 26.🔘 When a switch is ON, the circuit is … (a) broken (b) closed (c) open (d) cut
  27. 27.What does a toggle switch do? (a) springs back when let go (b) works only while pressed (c) closes when tipped over (d) stays where you flip it
  28. 28.🔘 Which kind of switch springs back when let go? (a) a slide switch (b) a push button (c) a tilt switch (d) a reed switch
  29. 29.🔘 What does a switch do in a circuit? (a) changes the voltage (b) makes electricity (c) opens or closes the loop (d) stores current
  30. 30.True or false: a slide switch slides side to side. (a) True (b) False
  31. 31.🔘 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 OFF. Does the bulb glow? (a) No (b) Yes
  32. 32.True or false: a push button works only while pressed. (a) True (b) False
  33. 33.🔘 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 OFF. Does the bulb glow? (a) No (b) Yes
  34. 34.True or false: a push button flips up or down. (a) True (b) False
  35. 35.🔘 A cell and a bulb are joined to 3 side-by-side paths with one switch on each path — A, B and C (parallel). A is ON, B is OFF and C is OFF. Does the bulb glow? (a) No (b) Yes
  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 ON and C is OFF. Does the bulb glow? (a) No (b) Yes
  37. 37.True or false: a toggle switch springs back when let go. (a) True (b) False
  38. 38.🔘 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
  39. 39.🔘 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?
  40. 40.True or false: a tilt switch flips up or down. (a) False (b) True

Answer key

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

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