Question: EM A model for circuits Part 1: Current and resistance HW-92 3. The circuit shown has four identical light bulbs and an ideal battery.

EM A model for circuits Part 1: Current and resistance HW-92 3. The circuit shown has four identical light bulbs and an ideal battery. a. Rank the brightness of the bulbs. Explain your reasoning. b. A wire is now added to the circuit as shown. i. Does the brightness of bulb C increase, decrease, or remain the same? Explain your reasoning. ii. Does the brightness of bulb A increase, decrease, or remain the same? Explain. iii. Does the current through the battery increase, decrease, or remain the same? Explain.

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