Peggy cannot see a star as she is looking straight up at it,but she can see it from the corner of her eye.Peggy's vision is most likely:

Question

Quizplus · Accepted Answer

This is a typical phenomenon observed in peripheral vision where it is easier to detect faint objects outside the direct line of sight. Foveal vision is responsible for sharp and detailed vision in the central part of the visual field, and color blindness is a completely unrelated condition to the scenario described. The blind spot is also irrelevant as it relates to a gap in vision caused by the optic nerve exiting the eye, not the ability to detect objects in peripheral vision.

Peggy Cannot See a Star as She Is Looking Straight