You eye is able to change the curvature of its lens to allow you to focus on near as well as far objects. As a dog runs toward you, how does the focal point of the lens in your eye change?
a. become more positive.
b. become less positive.
c. become more negative.
d. become less negative.
e. remain the same.
Explanation + answer? thanks!
Solution
As the dog runs towards the person his eyes have to focus on the dog to keep it clearly visible hence, focal length of eye decreases or we can say that the focal point of the eye becomes less positive.
This can be explained as to focus on a object approaching towards the lense the focal length of the lense should reduce.
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You eye is able to change the curvature of its lens to allow you to fo.docx
1. You eye is able to change the curvature of its lens to allow you to focus on near as well as far
objects. As a dog runs toward you, how does the focal point of the lens in your eye change?
a. become more positive.
b. become less positive.
c. become more negative.
d. become less negative.
e. remain the same.
Explanation + answer? thanks!
Solution
As the dog runs towards the person his eyes have to focus on the dog to keep it clearly visible
hence, focal length of eye decreases or we can say that the focal point of the eye becomes less
positive.
This can be explained as to focus on a object approaching towards the lense the focal length of
the lense should reduce.
