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How do light waves behave? That was a question students were investigating. Two pieces of construction paper, one white and one black, were set up like you see here. With a flashlight, Mr. Mann directed a beam of light at each piece of paper. How did the light behave after hitting each surface?ResponsesA White paper reflects all incoming waves, while black absorbs all incoming waves.White paper reflects all incoming waves, while black absorbs all incoming waves.B The white paper absorbs and transmits light waves, while the black paper absorbs all light waves.The white paper absorbs and transmits light waves, while the black paper absorbs all light waves.C The white paper is transparent and light passes through; the black paper is opaque and the light was absorbed.The white paper is transparent and light passes through; the black paper is opaque and the light was absorbed.D The white paper is translucent and some light is reflected and some is absorbed. All of the light is absorbed by the black paper.The white paper is translucent and some light is reflected and some is absorbed. All of the light is absorbed by the black paper.

Question

How do light waves behave? That was a question students were investigating. Two pieces of construction paper, one white and one black, were set up like you see here. With a flashlight, Mr. Mann directed a beam of light at each piece of paper. How did the light behave after hitting each surface?ResponsesA White paper reflects all incoming waves, while black absorbs all incoming waves.White paper reflects all incoming waves, while black absorbs all incoming waves.B The white paper absorbs and transmits light waves, while the black paper absorbs all light waves.The white paper absorbs and transmits light waves, while the black paper absorbs all light waves.C The white paper is transparent and light passes through; the black paper is opaque and the light was absorbed.The white paper is transparent and light passes through; the black paper is opaque and the light was absorbed.D The white paper is translucent and some light is reflected and some is absorbed. All of the light is absorbed by the black paper.The white paper is translucent and some light is reflected and some is absorbed. All of the light is absorbed by the black paper.

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Solution

The correct answer is A. White paper reflects all incoming waves, while black absorbs all incoming waves. This is because white objects reflect all colors of light, while black objects absorb all colors of light, not reflecting or transmitting them.

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