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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 729 · 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.🔘 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 ON. Does the bulb glow? (a) No (b) Yes
  2. 2.🔘 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
  3. 3.🔘 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
  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 ON, B is ON and C is ON. Does the bulb glow? (a) No (b) Yes
  5. 5.True or false: a push button flips up or down. (a) True (b) False
  6. 6.True or false: a tilt switch springs back when let go. (a) False (b) True
  7. 7.What does a reed switch do? (a) stays where you flip it (b) flips up or down (c) closes near a magnet (d) slides side to side
  8. 8.What does a tilt switch do? (a) stays where you flip it (b) closes when tipped over (c) springs back when let go (d) flips up or down
  9. 9.True or false: a reed switch flips up or down. (a) False (b) True
  10. 10.🔘 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
  11. 11.What does a push button do? (a) closes near a magnet (b) closes when tipped over (c) flips up or down (d) springs back when let go
  12. 12.🔘 When a switch is ON, the circuit is … (a) open (b) broken (c) cut (d) closed
  13. 13.🔘 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 OFF. Does the bulb glow? (a) Yes (b) No
  14. 14.🔘 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
  15. 15.What does a slide switch do? (a) closes when tipped over (b) slides side to side (c) flips up or down (d) springs back when let go
  16. 16.🔘 Two switches are in series. When does the bulb glow? (a) when both are OFF (b) when either is ON (c) when both are ON (d) never
  17. 17.What does a toggle switch do? (a) springs back when let go (b) slides side to side (c) works only while pressed (d) stays where you flip it
  18. 18.🔘 Which kind of switch springs back when let go? (a) a push button (b) a tilt switch (c) a toggle switch (d) a slide switch
  19. 19.What does a toggle switch do? (a) closes when tipped over (b) springs back when let go (c) works only while pressed (d) flips up or down
  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 ON and C is OFF. Does the bulb glow? (a) Yes (b) No
  21. 21.🔘 Which kind of switch stays where you flip it? (a) a push button (b) a toggle switch (c) a reed switch (d) a tilt switch
  22. 22.🔘 Which kind of switch works only while pressed? (a) a toggle switch (b) a tilt switch (c) a push button (d) a slide switch
  23. 23.True or false: a reed switch works only while pressed. (a) False (b) True
  24. 24.🔘 Which kind of switch closes when tipped over? (a) a push button (b) a slide switch (c) a reed switch (d) a tilt switch
  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 OFF. Does the bulb glow? (a) Yes (b) No
  26. 26.🔘 Which kind of switch flips up or down? (a) a reed switch (b) a toggle switch (c) a slide switch (d) a push button
  27. 27.🔘 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
  28. 28.True or false: a tilt switch closes when tipped over. (a) False (b) True
  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 OFF and B is ON. Does the bulb glow? (a) Yes (b) No
  30. 30.True or false: a push button works only while pressed. (a) False (b) True
  31. 31.True or false: a toggle switch flips up or down. (a) True (b) False
  32. 32.True or false: a slide switch slides side to side. (a) False (b) True
  33. 33.🔘 What does a switch do in a circuit? (a) changes the voltage (b) makes electricity (c) stores current (d) opens or closes the loop
  34. 34.🔘 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) No (b) Yes
  35. 35.🔘 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 ON and D is OFF. Does the bulb glow? (a) No (b) Yes
  36. 36.True or false: a tilt switch closes near a magnet. (a) True (b) False
  37. 37.🔘 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) No (b) Yes
  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 OFF and C is OFF. Does the bulb glow? (a) Yes (b) No
  39. 39.True or false: a push button closes near a magnet. (a) False (b) True
  40. 40.🔘 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

Answer key

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

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