Colors of Light

Front

Which has the greatest energy among the colors in a rainbow? green, orange, red, violet

Back

violet

Front

Among the following colors in a rainbow, which has the least energy? green, orange, red, violet

Back

red

Front

What is the acronym used to remember visible light?

Back

ROYGBIV

Front

What is called the separation of white light into different colors as it passes through a prism?

Back

dispersion

Front

Which order of visible light colors shows increasing wavelength? Options: red, orange, yellow, green, blue, indigo, violet; red, yellow, green, orange, violet, blue, indigo; violet, indigo, blue, green, yellow, orange, red; violet, blue, green, orange, red, indigo, yellow

Back

violet, indigo, blue, green, yellow, orange, red

Front

Why does white light separate into different colors as it passes through a prism?

Back

Different colored light has different wavelengths.

Front

Why does the constituent colors of white light recombine and go back into a single white light as it passes through a second prism?

Back

Light travels at a constant speed.

Front

What is true about the relationship between frequency and energy?

Back

As the frequency of the color of light increases, the energy also increases.

Front

The diagram shows the relative positions of a light source, apple, paper, and person. The person can’t see the apple. Which of the following correctly describes the light interactions taking place in the diagram? Options: Light is absorbed by, not transmitted through, the paper. Light is reflected off the apple, but absorbed by the light source. Light from the light source is reflected only off the apple. Light is transmitted through the paper and then reflected off the apple.

Back

Light is absorbed by, not transmitted through, the paper.

Front

Why does a pencil appear broken when placed in a glass of water?

Back

Light rays are bent by the water in the glass