Refraction and Lenses

Question 1

Which diagram shows a light ray moving from a more dense into a less dense medium?

Revolt · Accepted Answer

[Image: A black horizontal line intersected at right angle...]

Question 2

When white light is refracted by a prism, which color of light is bent the least?

Revolt · Accepted Answer

red

Question 3

Use the drop-down menus to complete the sentences.

Revolt · Accepted Answer

A concave lens is in the middle than at the edges, and causes light rays to .: thinner; A concave lens is in the middle than at the edges, and causes light rays to .: diverge; A convex lens is in the middle than at the edges, and causes light rays to .: thicker; A convex lens is in the middle than at the edges, and causes light rays to .: converge

Question 4

Where is the focal point for a concave lens located?

Revolt · Accepted Answer

on the same side of the lens as the light source or object

Refraction and Lenses Answers

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