← Switches in a circuit lesson New set →

Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 969 · 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 closes when tipped over? (a) a tilt switch (b) a toggle switch (c) a push button (d) a slide switch
  2. 2.What does a reed switch do? (a) flips up or down (b) works only while pressed (c) slides side to side (d) closes near a magnet
  3. 3.🔘 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 OFF. Does the bulb glow? (a) No (b) Yes
  4. 4.🔘 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 ON and D is ON. Does the bulb glow? (a) Yes (b) No
  5. 5.🔘 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
  6. 6.🔘 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
  7. 7.True or false: a reed switch stays where you flip it. (a) True (b) False
  8. 8.🔘 Which kind of switch closes near a magnet? (a) a slide switch (b) a reed switch (c) a push button (d) a tilt switch
  9. 9.🔘 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 OFF. Does the bulb glow? (a) Yes (b) No
  10. 10.What does a push button do? (a) closes when tipped over (b) closes near a magnet (c) works only while pressed (d) stays where you flip it
  11. 11.🔘 Which kind of switch springs back when let go? (a) a tilt switch (b) a slide switch (c) a toggle switch (d) a push button
  12. 12.🔘 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
  13. 13.What does a push button do? (a) closes near a magnet (b) springs back when let go (c) closes when tipped over (d) flips up or down
  14. 14.What does a tilt switch do? (a) closes when tipped over (b) slides side to side (c) springs back when let go (d) flips up or down
  15. 15.True or false: a toggle switch flips up or down. (a) False (b) True
  16. 16.🔘 Two switches are in parallel (side by side). When does the bulb glow? (a) only when both are OFF (b) never (c) only when both are ON (d) when either is ON
  17. 17.🔘 When a switch is ON, the circuit is … (a) closed (b) open (c) broken (d) cut
  18. 18.🔘 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?
  19. 19.True or false: a tilt switch works only while pressed. (a) False (b) True
  20. 20.🔘 Which kind of switch slides side to side? (a) a toggle switch (b) a slide switch (c) a reed switch (d) a tilt switch
  21. 21.True or false: a slide switch slides side to side. (a) False (b) True
  22. 22.🔘 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
  23. 23.🔘 Which kind of switch works only while pressed? (a) a toggle switch (b) a slide switch (c) a reed switch (d) a push button
  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.🔘 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
  26. 26.What does a toggle switch do? (a) flips up or down (b) closes near a magnet (c) springs back when let go (d) works only while pressed
  27. 27.🔘 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
  28. 28.🔘 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) No (b) Yes
  29. 29.True or false: a tilt switch springs back when let go. (a) False (b) True
  30. 30.True or false: a tilt switch stays where you flip it. (a) True (b) False
  31. 31.🔘 Which kind of switch flips up or down? (a) a toggle switch (b) a push button (c) a slide switch (d) a reed switch
  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 ON and C is ON. Does the bulb glow? (a) Yes (b) No
  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 ON and C is ON. Does the bulb glow? (a) Yes (b) No
  34. 34.True or false: a toggle switch stays where you flip it. (a) True (b) False
  35. 35.🔘 Which kind of switch stays where you flip it? (a) a push button (b) a slide switch (c) a reed switch (d) a toggle switch
  36. 36.🔘 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?
  37. 37.🔘 What does a switch do in a circuit? (a) changes the voltage (b) makes electricity (c) opens or closes the loop (d) stores current
  38. 38.🔘 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 ON. Does the bulb glow? (a) No (b) Yes
  39. 39.🔘 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?
  40. 40.True or false: a slide switch springs back when let go. (a) False (b) True

Answer key

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

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