QUESTION 1 10 points Save Answer Rank the lenses A, B, and C in terms of their r

Question

QUESTION 1 10 points Save Answer Rank the lenses A, B, and C in terms of their refractive power. Hint: The pictures should help rank the radii of curvature of the lenses! A>B>C A>C>B C>B>A C>A>B QUESTION 2 10 points Save Answer A farsighted person is looking at a nearby object without glasses but is unable to see it in focus because the image forms: Hint: Video 4 should help! In front of the retina. On the retina. Behind the retina. QUESTION 3 10 points Save Answer A nearsighted person is looking at a distant object without glasses and is unable to see it in focus because the image forms: In front of the retina. On the retina. Behind the retina. QUESTION 4 10 points Save Answer Lens combinations work because the first lens creates an image of the object and the second lens creates an image of that image. In order for a combination to work, the image formed by the first lens must be: Hint: Video 3 should help! Real Virtual Real or virtual, either works.

Explanation / Answer

1. A>B>C first option correct because the radii of curvature increasing and refractive power decreasing

2. Behind the retina (the image is formed behind the retina)

3. Image is formed in front of the retina (first option correct)

4. Virtual.

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