Test
Color Unit Evaluation
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Preguntas del test (28)
1The color of an object we see is determined by the
- Acolors of light reflected by the object.
- Bfrequencies of light absorbed by the object.
- Ccolors of light shining on the object.
- Dfrequencies of light reflected by the object.
- Eall of the above
2Sunlight contains all colors of light, but much of it is
- Aorange.
- Bblue.
- Cviolet.
- Dyellow.
- Ered.
3Light shines on a pane of green glass and a pane of clear glass. The temperature will be higher in
- Athe clear glass.
- Bthe green glass.
- CNeither, it will be the same in each.
4Colors seen on TV result from color
- Asubtraction.
- Baddition.
- Cnone of the above
5Different colors of light correspond to different light
- Afrequencies.
- Bpolarities.
- Cintensities.
- Dvelocities.
- Enone of the above
6When blue and yellow paints are mixed together, the result is green. The reason for this is that
- Ablue and yellow are complementary colors.
- Byellow pigments absorb green light and reflect all the others.
- Cblue reflects only blue light, and yellow reflects almost all colors of light.
- Dbetween blue and yellow pigments, all colors are absorbed except green.
- Eblue absorbs yellow light and yellow absorbs blue light.
7Magenta light is really a mixture of
- Ared and yellow light.
- Bred and cyan light.
- Cyellow and green light.
- Dred and blue light.
- Enone of the above
8The color of an opaque object is determined by the light that is
- Aabsorbed.
- Breflected.
- Ctransmitted.
- Dall of the above
- Enone of the above
9If sunlight were green instead of white, the most comfortable color to wear on a hot day would be
- Ayellow.
- Bblue.
- Cgreen.
- Dmagenta.
- Enone of the above
10If molecules in the sky scattered orange light instead of blue light, sunsets would be colored
- Ayellow.
- Bblue.
- Cgreen.
- Dorange.
- Enone of the above
11If the atmosphere were 50 times thicker than it now is, the sun would appear
- Ablue-violet.
- Borange-green.
- Cred-orange.
- Dgreen-blue.
- Enone of the above
12The reason the sky is blue is that air molecules
- Aare blue.
- Breflect blue light.
- Cabsorb yellow light.
- Dabsorb and then reemit blue light, scattering it in all directions.
- Eabsorb green light.
13Sunsets are red because
- Athe longest path of sunlight through the atmosphere is at sunset or sunrise.
- Ba lot of high-frequency light is scattered by the atmosphere.
- Cblue light from the sun is scattered by Earth's atmosphere.
- Dall of the above
- Enone of the above
14The true color of water is
- Aclear.
- Bgreenish blue.
- Csky blue.
- Dgreen.
- Ewhite.
15The cyan color of ocean water is evidence that the water absorbs
- Ayellow.
- Bgreen.
- Corange.
- Dblue.
- Ered.
16When a sample of an element is heated until it glows, the color it gives off is
- Aa continuous band of color.
- Ba composite of many frequencies of light.
- Ca single frequency of light.
17The colors of light emitted by incandescent gases show the
- Aabsorbing qualities of gas.
- Bpolarization of atoms in the gas.
- Crelative masses of atoms in the gas.
- Didentities of atoms in the gas.
18Spectral lines in a line spectrum take the shape of lines because the
- Aatoms that emit the light vibrate along parallel lines.
- Blight emitted aligns with the gravitational field.
- Cslit of the spectroscope is itself a line opening.
- Dlight is polarized.
19The three primary colors of light for additive color mixing are
- Ared, green, and blue.
- Byellow, green, and blue.
- Cred, yellow, and blue.
- Dred, yellow, and green.
- Eyellow, cyan, and red.
20When red and green light shine on a white sheet, the resulting color is
- Ablue.
- Bgreen.
- Cyellow.
- Dmagenta.
- Ecyan.
21The complementary color of blue is
- Ayellow.
- Bcyan.
- Cviolet.
- Dgreen.
- Emagenta.
22The colored dots that make up the color on a TV screen are
- Ared, blue, and yellow.
- Bred, blue, and green.
- Cmagenta, cyan, and yellow.
- Dred, green, and yellow.
- Eyellow, blue, and green.
23A photograph of your favorite person's yellow sweater shows as what color on the negative?
- AGreen
- BOrange
- CRed
- DBlue
- EYellow
24Material in an object that selectively absorbs colored light is called a pigment.
- AVerdadero
- BFalso
25Two colors of light that add together to form black light are complementary colors.
- AVerdadero
- BFalso
26A spectroscope is an instrument that analyzes the colors in a light beam.
- AVerdadero
- BFalso
27Some electrons in atoms vibrate at a characteristic frequency that produces white light.
- AVerdadero
- BFalso
28If an object were completely black, you wouldn't be able to see it directly.
- AVerdadero
- BFalso
Información
- Descripción
- 11th grade (Color and Light) Physics Test sobre Color Unit Evaluation, creado por Olivia Gibbs el 06/03/2015.
- Autor
- Olivia Gibbs
- Idioma
- English
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- 79
- Etiquetas
- Valoración
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