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