How do the depth perception cues relate to daily experience?
Like the bodily depth cues, we constantly use the pictorial cues to gauge depth and judge distances. Cues of both types also combine to produce an intriguing illusion. When the moon is on the horizon, it tends to look as large as a silver dollar. When it is directly overhead, it looks like a dime, very much smaller than it did earlier the same evening. Contrary to what some people believe, the moon’s image is not magnified by the atmosphere. If you take a photograph of the moon and measure its image, you will find that it is not larger on the horizon. But the moon looks larger when it’s low in the sky. This is because the apparent distance of the moon is greater when it is near the horizon than when it is overhead. When the moon is overhead there are few depth cues around it. In contrast, when you see the moon on the horizon, it is behind houses, trees, telephone poles, and mountains. These objects add numerous depth cues, which cause the horizon to seem more distant than the sky overh
