An Ambulance Passes You on the Highway and Speeds into the Distance

question 15

Multiple Choice

An ambulance passes you on the highway and speeds into the distance. As the ambulance gets farther away, its retinal image shrinks. Nevertheless, you still perceive the ambulance as being the same size. How do you arrive at this conclusion?

• A)You use the Gestalt principle called the law of good continuation.
• B)The brain integrates information about the size of the retinal image and the relative distance of the ambulance.
• C)You rely on the cues of relative size and overlap to determine the size of the ambulance.
• D)The retinal image of the ambulance shrinks, but binocular cues and accommodation help us determine its actual size and location.

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