1) When the switch is closed, all 3 bulbs are lit. What will happen if Bulb A burns out? a) Bulb B and C will continue to shine b) Bulbs B and C will stop shining c) Bulbs B and C will shine more brightly d) Bulbs B and C will shine less brightly.  2) How many of the bulbs will remain lit if the wire is cut at the point shown by the arrow? a) 0 b) 1 c) 2 d) 3 3) What will happen if the switch is closed and Bulb A is removed? a) Bulbs B and C will go out b) Bulbs B and C will remain lit. c) Bulb B will remain lit and bulb C will go out d) Bulb C will remain lit and Bulb B will go out. 4) Which claim best explains why the circuit would not conduct electricity? a) There is no power source b) The circuit is not a complete loop. c) The light bulb uses the electric current

Open and Closed Circuits

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