Convex and Concave Lenses

Question

Convex and Concave Lenses
A lens is an object with a curved surface or surfaces. The curves help to bend visible light, which allows objects to be seen. A concave lens is narrower in the middle and thicker at the edges. A convex lens is thicker in the middle and narrower at the edges. Students create a model of each type of lens. Their models are shown.

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Multiple Choice Question
Which BEST describes the lens that would make the best magnifying glass?

A.
A convex lens because it will focus the light to make objects appear larger.

B.
A concave lens because it will focus the light to make objects appear larger.

C.
A convex lens because it will spread out the light to make objects appear larger.

D.
A concave lens because it will spread out the light to make objects appear larger.

Answer 1

A. A convex lens because it will focus the light to make objects appear larger.