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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 816 · 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.What does a push button do? (a) closes when tipped over (b) stays where you flip it (c) closes near a magnet (d) springs back when let go
  2. 2.What does a toggle switch do? (a) flips up or down (b) springs back when let go (c) slides side to side (d) closes near a magnet
  3. 3.🔘 Which kind of switch closes near a magnet? (a) a tilt switch (b) a push button (c) a reed switch (d) a toggle switch
  4. 4.🔘 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) No (b) Yes
  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 OFF. Does the bulb glow? (a) No (b) Yes
  6. 6.🔘 Two switches are in parallel (side by side). When does the bulb glow? (a) only when both are ON (b) when either is ON (c) never (d) only when both are OFF
  7. 7.True or false: a push button springs back when let go. (a) True (b) False
  8. 8.What does a toggle switch do? (a) closes near a magnet (b) stays where you flip it (c) works only while pressed (d) slides side to side
  9. 9.True or false: a toggle switch stays where you flip it. (a) False (b) True
  10. 10.What does a reed switch do? (a) works only while pressed (b) springs back when let go (c) flips up or down (d) closes near a magnet
  11. 11.What does a slide switch do? (a) slides side to side (b) works only while pressed (c) flips up or down (d) stays where you flip it
  12. 12.🔘 Which kind of switch closes when tipped over? (a) a tilt switch (b) a push button (c) a reed switch (d) a slide switch
  13. 13.🔘 Which kind of switch stays where you flip it? (a) a tilt switch (b) a toggle switch (c) a reed switch (d) a slide switch
  14. 14.True or false: a reed switch closes near a magnet. (a) True (b) False
  15. 15.🔘 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) Yes (b) No
  16. 16.🔘 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 ON. Does the bulb glow? (a) Yes (b) No
  17. 17.🔘 Which kind of switch flips up or down? (a) a slide switch (b) a toggle switch (c) a tilt switch (d) a reed switch
  18. 18.🔘 What does a switch do in a circuit? (a) stores current (b) makes electricity (c) changes the voltage (d) opens or closes the loop
  19. 19.🔘 Two switches are in series. When does the bulb glow? (a) when both are OFF (b) when both are ON (c) never (d) when either is ON
  20. 20.🔘 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
  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 OFF. Does the bulb glow? (a) Yes (b) No
  22. 22.🔘 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
  23. 23.🔘 When a switch is ON, the circuit is … (a) broken (b) closed (c) cut (d) open
  24. 24.What does a tilt switch do? (a) slides side to side (b) springs back when let go (c) stays where you flip it (d) closes when tipped over
  25. 25.🔘 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
  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 OFF. Does the bulb glow? (a) Yes (b) No
  27. 27.True or false: a tilt switch springs back when let go. (a) True (b) False
  28. 28.🔘 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 OFF. Does the bulb glow? (a) Yes (b) No
  29. 29.🔘 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 ON. Does the bulb glow? (a) Yes (b) No
  30. 30.🔘 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) Yes (b) No
  31. 31.True or false: a tilt switch closes when tipped over. (a) False (b) True
  32. 32.What does a push button do? (a) closes when tipped over (b) slides side to side (c) closes near a magnet (d) works only while pressed
  33. 33.True or false: a slide switch slides side to side. (a) False (b) True
  34. 34.🔘 Which kind of switch slides side to side? (a) a reed switch (b) a slide switch (c) a push button (d) a toggle switch
  35. 35.🔘 A bulb and a cell are joined through 5 switches on 5 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?
  36. 36.True or false: a toggle switch closes near a magnet. (a) False (b) True
  37. 37.True or false: a toggle switch slides side to side. (a) False (b) True
  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 OFF and C is ON. Does the bulb glow? (a) Yes (b) No
  39. 39.True or false: a tilt switch flips up or down. (a) False (b) True
  40. 40.🔘 Which kind of switch springs back when let go? (a) a reed switch (b) a push button (c) a tilt switch (d) a slide switch

Answer key

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

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