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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 350 · 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.

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  1. 1.🔘 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
  2. 2.What does a push button do? (a) closes near a magnet (b) stays where you flip it (c) springs back when let go (d) closes when tipped over
  3. 3.🔘 Which kind of switch slides side to side? (a) a push button (b) a reed switch (c) a slide switch (d) a tilt switch
  4. 4.🔘 Which kind of switch closes when tipped over? (a) a toggle switch (b) a tilt switch (c) a reed switch (d) a push button
  5. 5.What does a slide switch do? (a) closes near a magnet (b) works only while pressed (c) flips up or down (d) slides side to side
  6. 6.🔘 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 OFF. Does the bulb glow? (a) No (b) Yes
  7. 7.True or false: a tilt switch closes when tipped over. (a) True (b) False
  8. 8.🔘 Which kind of switch flips up or down? (a) a reed switch (b) a toggle switch (c) a slide switch (d) a tilt switch
  9. 9.🔘 Which kind of switch works only while pressed? (a) a reed switch (b) a slide switch (c) a push button (d) a toggle switch
  10. 10.True or false: a toggle switch stays where you flip it. (a) False (b) True
  11. 11.🔘 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?
  12. 12.What does a tilt switch do? (a) closes when tipped over (b) springs back when let go (c) flips up or down (d) stays where you flip it
  13. 13.🔘 Two switches are in series. When does the bulb glow? (a) when both are OFF (b) never (c) when both are ON (d) when either is ON
  14. 14.True or false: a tilt switch slides side to side. (a) False (b) True
  15. 15.🔘 When a switch is ON, the circuit is … (a) cut (b) broken (c) open (d) closed
  16. 16.🔘 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?
  17. 17.🔘 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
  18. 18.True or false: a tilt switch stays where you flip it. (a) False (b) True
  19. 19.🔘 What does a switch do in a circuit? (a) makes electricity (b) stores current (c) opens or closes the loop (d) changes the voltage
  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 ON. Does the bulb glow? (a) No (b) Yes
  21. 21.🔘 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
  22. 22.What does a reed switch do? (a) closes near a magnet (b) stays where you flip it (c) slides side to side (d) closes when tipped over
  23. 23.🔘 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 OFF and D is ON. Does the bulb glow? (a) Yes (b) No
  24. 24.🔘 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
  25. 25.True or false: a slide switch slides side to side. (a) False (b) True
  26. 26.🔘 Which kind of switch closes near a magnet? (a) a toggle switch (b) a tilt switch (c) a reed switch (d) a slide switch
  27. 27.🔘 A bulb and a cell are joined through 5 switches one after another in a single loop (series). What is the smallest number of switches that must be ON to light the bulb?
  28. 28.🔘 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
  29. 29.What does a toggle switch do? (a) flips up or down (b) closes when tipped over (c) slides side to side (d) springs back when let go
  30. 30.🔘 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 OFF and D is OFF. Does the bulb glow? (a) No (b) Yes
  31. 31.What does a push button do? (a) works only while pressed (b) stays where you flip it (c) flips up or down (d) slides side to side
  32. 32.True or false: a reed switch closes when tipped over. (a) True (b) False
  33. 33.🔘 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) No (b) Yes
  34. 34.🔘 Which kind of switch springs back when let go? (a) a toggle switch (b) a slide switch (c) a reed switch (d) a push button
  35. 35.🔘 Two switches are in parallel (side by side). When does the bulb glow? (a) never (b) when either is ON (c) only when both are ON (d) only when both are OFF
  36. 36.🔘 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
  37. 37.True or false: a reed switch works only while pressed. (a) False (b) True
  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 OFF and B 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 ON, B is OFF and C is OFF. Does the bulb glow? (a) No (b) Yes
  40. 40.🔘 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

Answer key

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

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