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- 1. Multiple Choice
If all four switches below are turned on, which light bulb will light up? (W is wood, S is silver, and Y is yarn.)
Circuit A
Circuit B
Circuit C
Circuit D
- 2. Multiple Choice
What will happen when a light bulb is removed from the circuit below, leaving a gap?
A. The remaining light bulbs will go out.
B. The remaining light bulbs will dim.
C. The brightness of the remaining light bulbs will not change.
D. The remaining light bulbs will brighten.
- 3. Multiple Choice
What will happen when a light bulb is removed from the circuit below?
A. The remaining light bulbs will go out.
B. The remaining light bulbs will dim.
C. The brightness of the remaining light bulbs will not change.
D. The remaining light bulbs will brighten.
- 4. Multiple Choice
What will happen when a light bulb is added on the left side of this circuit (where the arrow is)?
A. The remaining light bulbs will go out.
B. The remaining light bulbs will dim.
C. The brightness of the remaining light bulbs will not change.
D. The remaining light bulbs will brighten.
- 5. Multiple Choice
What is the role of a fuse?
A. A fuse is used to turn lights on and off.
B. A fuse is used to break a circuit when there is too much current.
C. A fuse is used to increase the current in a circuit.
D. A fuse is used to create a short circuit.
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