3
lesson pretestMultiple Choice

Pretest

Question 3 • Physics

Which is most likely the analogy that Jason used? Jason sees a news report about a traffic jam caused by a truckload of tires that spilled across the road. The next day in class, he uses the traffic jam as an analogy to explain electric circuits to his friend.

Answer
A
The cars represent moving charges, and the spilled tires represent an increased resistance that causes the current to decrease.
B
The tires represent moving charges, and the cars represent an increased resistance that causes the current to decrease.
C
The tires represent moving charges, and the cars represent an increased voltage that causes the current to decrease.
D
The cars represent moving charges, and the spilled tires represent an increased voltage that causes the current to decrease.
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Which is most likely the analogy that Jason…