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Color Unit Evaluation

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11th grade Physics (Color and Light) Quiz on Color Unit Evaluation, created by Olivia Gibbs on 06/03/2015.
Olivia Gibbs
Quiz by Olivia Gibbs, updated more than 1 year ago
Olivia Gibbs
Created by Olivia Gibbs about 9 years ago
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Resource summary

Question 1

Question
The color of an object we see is determined by the
Answer
  • colors of light reflected by the object.
  • frequencies of light absorbed by the object.
  • colors of light shining on the object.
  • frequencies of light reflected by the object.
  • all of the above

Question 2

Question
Sunlight contains all colors of light, but much of it is
Answer
  • orange.
  • blue.
  • violet.
  • yellow.
  • red.

Question 3

Question
Light shines on a pane of green glass and a pane of clear glass. The temperature will be higher in
Answer
  • the clear glass.
  • the green glass.
  • Neither, it will be the same in each.

Question 4

Question
Colors seen on TV result from color
Answer
  • subtraction.
  • addition.
  • none of the above

Question 5

Question
Different colors of light correspond to different light
Answer
  • frequencies.
  • polarities.
  • intensities.
  • velocities.
  • none of the above

Question 6

Question
When blue and yellow paints are mixed together, the result is green. The reason for this is that
Answer
  • blue and yellow are complementary colors.
  • yellow pigments absorb green light and reflect all the others.
  • blue reflects only blue light, and yellow reflects almost all colors of light.
  • between blue and yellow pigments, all colors are absorbed except green.
  • blue absorbs yellow light and yellow absorbs blue light.

Question 7

Question
Magenta light is really a mixture of
Answer
  • red and yellow light.
  • red and cyan light.
  • yellow and green light.
  • red and blue light.
  • none of the above

Question 8

Question
The color of an opaque object is determined by the light that is
Answer
  • absorbed.
  • reflected.
  • transmitted.
  • all of the above
  • none of the above

Question 9

Question
If sunlight were green instead of white, the most comfortable color to wear on a hot day would be
Answer
  • yellow.
  • blue.
  • green.
  • magenta.
  • none of the above

Question 10

Question
If molecules in the sky scattered orange light instead of blue light, sunsets would be colored
Answer
  • yellow.
  • blue.
  • green.
  • orange.
  • none of the above

Question 11

Question
If the atmosphere were 50 times thicker than it now is, the sun would appear
Answer
  • blue-violet.
  • orange-green.
  • red-orange.
  • green-blue.
  • none of the above

Question 12

Question
The reason the sky is blue is that air molecules
Answer
  • are blue.
  • reflect blue light.
  • absorb yellow light.
  • absorb and then reemit blue light, scattering it in all directions.
  • absorb green light.

Question 13

Question
Sunsets are red because
Answer
  • the longest path of sunlight through the atmosphere is at sunset or sunrise.
  • a lot of high-frequency light is scattered by the atmosphere.
  • blue light from the sun is scattered by Earth's atmosphere.
  • all of the above
  • none of the above

Question 14

Question
The true color of water is
Answer
  • clear.
  • greenish blue.
  • sky blue.
  • green.
  • white.

Question 15

Question
The cyan color of ocean water is evidence that the water absorbs
Answer
  • yellow.
  • green.
  • orange.
  • blue.
  • red.

Question 16

Question
When a sample of an element is heated until it glows, the color it gives off is
Answer
  • a continuous band of color.
  • a composite of many frequencies of light.
  • a single frequency of light.

Question 17

Question
The colors of light emitted by incandescent gases show the
Answer
  • absorbing qualities of gas.
  • polarization of atoms in the gas.
  • relative masses of atoms in the gas.
  • identities of atoms in the gas.

Question 18

Question
Spectral lines in a line spectrum take the shape of lines because the
Answer
  • atoms that emit the light vibrate along parallel lines.
  • light emitted aligns with the gravitational field.
  • slit of the spectroscope is itself a line opening.
  • light is polarized.

Question 19

Question
The three primary colors of light for additive color mixing are
Answer
  • red, green, and blue.
  • yellow, green, and blue.
  • red, yellow, and blue.
  • red, yellow, and green.
  • yellow, cyan, and red.

Question 20

Question
When red and green light shine on a white sheet, the resulting color is
Answer
  • blue.
  • green.
  • yellow.
  • magenta.
  • cyan.

Question 21

Question
The complementary color of blue is
Answer
  • yellow.
  • cyan.
  • violet.
  • green.
  • magenta.

Question 22

Question
The colored dots that make up the color on a TV screen are
Answer
  • red, blue, and yellow.
  • red, blue, and green.
  • magenta, cyan, and yellow.
  • red, green, and yellow.
  • yellow, blue, and green.

Question 23

Question
A photograph of your favorite person's yellow sweater shows as what color on the negative?
Answer
  • Green
  • Orange
  • Red
  • Blue
  • Yellow

Question 24

Question
Material in an object that selectively absorbs colored light is called a pigment.
Answer
  • True
  • False

Question 25

Question
Two colors of light that add together to form black light are complementary colors.
Answer
  • True
  • False

Question 26

Question
A spectroscope is an instrument that analyzes the colors in a light beam.
Answer
  • True
  • False

Question 27

Question
Some electrons in atoms vibrate at a characteristic frequency that produces white light.
Answer
  • True
  • False

Question 28

Question
If an object were completely black, you wouldn't be able to see it directly.
Answer
  • True
  • False
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