← Switches in a circuit lesson New set →

Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 525 · 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 toggle switch do? (a) stays where you flip it (b) closes when tipped over (c) springs back when let go (d) works only while pressed
  2. 2.🔘 When a switch is ON, the circuit is … (a) open (b) closed (c) cut (d) broken
  3. 3.What does a tilt switch do? (a) closes when tipped over (b) slides side to side (c) flips up or down (d) springs back when let go
  4. 4.🔘 Which kind of switch springs back when let go? (a) a push button (b) a toggle switch (c) a slide switch (d) a reed switch
  5. 5.What does a slide switch do? (a) stays where you flip it (b) slides side to side (c) closes near a magnet (d) flips up or down
  6. 6.🔘 Two switches are in parallel (side by side). When does the bulb glow? (a) never (b) only when both are OFF (c) when either is ON (d) only when both are ON
  7. 7.🔘 Which kind of switch closes when tipped over? (a) a reed switch (b) a toggle switch (c) a push button (d) a tilt switch
  8. 8.True or false: a tilt switch flips up or down. (a) True (b) False
  9. 9.🔘 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
  10. 10.🔘 Which kind of switch slides side to side? (a) a slide switch (b) a push button (c) a toggle switch (d) a tilt switch
  11. 11.🔘 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) No (b) Yes
  12. 12.🔘 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
  13. 13.🔘 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?
  14. 14.🔘 What does a switch do in a circuit? (a) makes electricity (b) opens or closes the loop (c) stores current (d) changes the voltage
  15. 15.True or false: a push button stays where you flip it. (a) True (b) False
  16. 16.🔘 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
  17. 17.🔘 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
  18. 18.True or false: a toggle switch closes when tipped over. (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 ON and C is ON. Does the bulb glow? (a) Yes (b) No
  20. 20.🔘 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 OFF. Does the bulb glow? (a) Yes (b) No
  21. 21.What does a toggle switch do? (a) flips up or down (b) works only while pressed (c) slides side to side (d) closes when tipped over
  22. 22.🔘 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?
  23. 23.🔘 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?
  24. 24.🔘 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) Yes (b) No
  25. 25.True or false: a toggle switch stays where you flip it. (a) False (b) True
  26. 26.What does a reed switch do? (a) stays where you flip it (b) works only while pressed (c) springs back when let go (d) closes near a magnet
  27. 27.True or false: a toggle switch closes near a magnet. (a) False (b) True
  28. 28.True or false: a push button closes near a magnet. (a) True (b) False
  29. 29.🔘 Which kind of switch closes near a magnet? (a) a tilt switch (b) a slide switch (c) a toggle switch (d) a reed switch
  30. 30.🔘 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 ON and C is OFF. Does the bulb glow? (a) Yes (b) No
  31. 31.🔘 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 ON. Does the bulb glow? (a) Yes (b) No
  32. 32.🔘 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) No (b) Yes
  33. 33.True or false: a toggle switch slides side to side. (a) False (b) True
  34. 34.🔘 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) No (b) Yes
  35. 35.🔘 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) Yes (b) No
  36. 36.What does a push button do? (a) stays where you flip it (b) springs back when let go (c) closes when tipped over (d) flips up or down
  37. 37.🔘 Which kind of switch stays where you flip it? (a) a slide switch (b) a tilt switch (c) a push button (d) a toggle switch
  38. 38.🔘 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 ON and C is OFF. Does the bulb glow? (a) Yes (b) No
  39. 39.🔘 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) No (b) Yes
  40. 40.True or false: a slide switch closes near a magnet. (a) True (b) False

Answer key

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

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