Lynde, Carleton John, b. 1872 · New York, Macmillan · leaf 274
ror ? 3. Explain why the image of an object is the same distance behind amirror that the object is in front. 4. Explain why a glass of water appears shallower than it is whenviewed from above. 5. State the laws of refraction. 6. Make a drawing showing the path of a ray of light through waterin a… … LENSES AND OPTICAL INSTRUMENTS Convex and concave lenses. — Lenses are of two kinds,convex and concave. Convex lenses are thicker in the centerthan at the edges. They cause the light to converge. Concavelenses are thinner at the center than atthe edges. They cause the light todiverge. To understand…
Physics · Home Economics
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