← Switches in a circuit lesson New set →

Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 119 · 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 tilt switch do? (a) slides side to side (b) stays where you flip it (c) closes when tipped over (d) works only while pressed
  2. 2.🔘 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 ON and D is ON. Does the bulb glow? (a) Yes (b) No
  3. 3.🔘 Two switches are in series. When does the bulb glow? (a) never (b) when both are ON (c) when both are OFF (d) when either is ON
  4. 4.🔘 Which kind of switch closes when tipped over? (a) a toggle switch (b) a push button (c) a tilt switch (d) a reed switch
  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 ON and C is ON. Does the bulb glow? (a) Yes (b) No
  6. 6.True or false: a slide switch slides side to side. (a) False (b) True
  7. 7.🔘 Which kind of switch springs back when let go? (a) a toggle switch (b) a reed switch (c) a slide switch (d) a push button
  8. 8.🔘 Which kind of switch closes near a magnet? (a) a slide switch (b) a reed switch (c) a toggle switch (d) a tilt switch
  9. 9.🔘 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 ON and C is ON. Does the bulb glow? (a) Yes (b) No
  10. 10.🔘 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?
  11. 11.What does a reed switch do? (a) works only while pressed (b) slides side to side (c) flips up or down (d) closes near a magnet
  12. 12.🔘 When a switch is ON, the circuit is … (a) broken (b) cut (c) open (d) closed
  13. 13.🔘 Two switches are in parallel (side by side). When does the bulb glow? (a) only when both are OFF (b) only when both are ON (c) when either is ON (d) never
  14. 14.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
  15. 15.True or false: a push button springs back when let go. (a) True (b) False
  16. 16.🔘 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 OFF. Does the bulb glow? (a) Yes (b) No
  17. 17.🔘 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?
  18. 18.True or false: a push button works only while pressed. (a) True (b) False
  19. 19.🔘 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
  20. 20.🔘 Which kind of switch stays where you flip it? (a) a toggle switch (b) a push button (c) a tilt switch (d) a slide switch
  21. 21.🔘 A bulb and a cell are joined through 4 switches on 4 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?
  22. 22.What does a push button do? (a) slides side to side (b) works only while pressed (c) closes when tipped over (d) stays where you flip it
  23. 23.🔘 A bulb and a cell are joined through 4 switches one after another in a single loop (series). What is the smallest number of switches that must be ON to light the bulb?
  24. 24.True or false: a slide switch closes near a magnet. (a) True (b) False
  25. 25.🔘 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 OFF and B is OFF. Does the bulb glow? (a) No (b) Yes
  26. 26.🔘 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 OFF and B is ON. Does the bulb glow? (a) No (b) Yes
  27. 27.🔘 What does a switch do in a circuit? (a) stores current (b) changes the voltage (c) makes electricity (d) opens or closes the loop
  28. 28.🔘 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 ON, C is OFF and D is ON. Does the bulb glow? (a) Yes (b) No
  29. 29.🔘 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 ON, C is ON and D is ON. Does the bulb glow? (a) No (b) Yes
  30. 30.🔘 Which kind of switch slides side to side? (a) a push button (b) a tilt switch (c) a reed switch (d) a slide switch
  31. 31.What does a slide switch do? (a) closes when tipped over (b) works only while pressed (c) slides side to side (d) stays where you flip it
  32. 32.What does a toggle switch do? (a) slides side to side (b) springs back when let go (c) stays where you flip it (d) closes near a magnet
  33. 33.🔘 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
  34. 34.🔘 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
  35. 35.🔘 Which kind of switch flips up or down? (a) a slide switch (b) a tilt switch (c) a reed switch (d) a toggle switch
  36. 36.True or false: a tilt switch closes when tipped over. (a) True (b) False
  37. 37.🔘 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?
  38. 38.True or false: a toggle switch closes when tipped over. (a) True (b) False
  39. 39.🔘 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 ON and C is OFF. Does the bulb glow? (a) Yes (b) No
  40. 40.True or false: a tilt switch closes near a magnet. (a) True (b) False

Answer key

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

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