Olivia Gibbs
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11th grade Physics (Color and Light) Quiz on Color Unit Evaluation, created by Olivia Gibbs on 06/03/2015.

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Olivia Gibbs
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Color Unit Evaluation

Question 1 of 28

1

The color of an object we see is determined by the

Select one of the following:

  • 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

Explanation

Question 2 of 28

1

Sunlight contains all colors of light, but much of it is

Select one of the following:

  • orange.

  • blue.

  • violet.

  • yellow.

  • red.

Explanation

Question 3 of 28

1

Light shines on a pane of green glass and a pane of clear glass. The temperature will be higher in

Select one of the following:

  • the clear glass.

  • the green glass.

  • Neither, it will be the same in each.

Explanation

Question 4 of 28

1

Colors seen on TV result from color

Select one of the following:

  • subtraction.

  • addition.

  • none of the above

Explanation

Question 5 of 28

1

Different colors of light correspond to different light

Select one of the following:

  • frequencies.

  • polarities.

  • intensities.

  • velocities.

  • none of the above

Explanation

Question 6 of 28

1

When blue and yellow paints are mixed together, the result is green. The reason for this is that

Select one of the following:

  • 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.

Explanation

Question 7 of 28

1

Magenta light is really a mixture of

Select one of the following:

  • red and yellow light.

  • red and cyan light.

  • yellow and green light.

  • red and blue light.

  • none of the above

Explanation

Question 8 of 28

1

The color of an opaque object is determined by the light that is

Select one of the following:

  • absorbed.

  • reflected.

  • transmitted.

  • all of the above

  • none of the above

Explanation

Question 9 of 28

1

If sunlight were green instead of white, the most comfortable color to wear on a hot day would be

Select one of the following:

  • yellow.

  • blue.

  • green.

  • magenta.

  • none of the above

Explanation

Question 10 of 28

1

If molecules in the sky scattered orange light instead of blue light, sunsets would be colored

Select one of the following:

  • yellow.

  • blue.

  • green.

  • orange.

  • none of the above

Explanation

Question 11 of 28

1

If the atmosphere were 50 times thicker than it now is, the sun would appear

Select one of the following:

  • blue-violet.

  • orange-green.

  • red-orange.

  • green-blue.

  • none of the above

Explanation

Question 12 of 28

1

The reason the sky is blue is that air molecules

Select one of the following:

  • are blue.

  • reflect blue light.

  • absorb yellow light.

  • absorb and then reemit blue light, scattering it in all directions.

  • absorb green light.

Explanation

Question 13 of 28

1

Sunsets are red because

Select one of the following:

  • 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

Explanation

Question 14 of 28

1

The true color of water is

Select one of the following:

  • clear.

  • greenish blue.

  • sky blue.

  • green.

  • white.

Explanation

Question 15 of 28

1

The cyan color of ocean water is evidence that the water absorbs

Select one of the following:

  • yellow.

  • green.

  • orange.

  • blue.

  • red.

Explanation

Question 16 of 28

1

When a sample of an element is heated until it glows, the color it gives off is

Select one of the following:

  • a continuous band of color.

  • a composite of many frequencies of light.

  • a single frequency of light.

Explanation

Question 17 of 28

1

The colors of light emitted by incandescent gases show the

Select one of the following:

  • absorbing qualities of gas.

  • polarization of atoms in the gas.

  • relative masses of atoms in the gas.

  • identities of atoms in the gas.

Explanation

Question 18 of 28

1

Spectral lines in a line spectrum take the shape of lines because the

Select one of the following:

  • 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.

Explanation

Question 19 of 28

1

The three primary colors of light for additive color mixing are

Select one of the following:

  • red, green, and blue.

  • yellow, green, and blue.

  • red, yellow, and blue.

  • red, yellow, and green.

  • yellow, cyan, and red.

Explanation

Question 20 of 28

1

When red and green light shine on a white sheet, the resulting color is

Select one of the following:

  • blue.

  • green.

  • yellow.

  • magenta.

  • cyan.

Explanation

Question 21 of 28

1

The complementary color of blue is

Select one of the following:

  • yellow.

  • cyan.

  • violet.

  • green.

  • magenta.

Explanation

Question 22 of 28

1

The colored dots that make up the color on a TV screen are

Select one of the following:

  • red, blue, and yellow.

  • red, blue, and green.

  • magenta, cyan, and yellow.

  • red, green, and yellow.

  • yellow, blue, and green.

Explanation

Question 23 of 28

1

A photograph of your favorite person's yellow sweater shows as what color on the negative?

Select one of the following:

  • Green

  • Orange

  • Red

  • Blue

  • Yellow

Explanation

Question 24 of 28

1

Material in an object that selectively absorbs colored light is called a pigment.

Select one of the following:

  • True
  • False

Explanation

Question 25 of 28

1

Two colors of light that add together to form black light are complementary colors.

Select one of the following:

  • True
  • False

Explanation

Question 26 of 28

1

A spectroscope is an instrument that analyzes the colors in a light beam.

Select one of the following:

  • True
  • False

Explanation

Question 27 of 28

1

Some electrons in atoms vibrate at a characteristic frequency that produces white light.

Select one of the following:

  • True
  • False

Explanation

Question 28 of 28

1

If an object were completely black, you wouldn't be able to see it directly.

Select one of the following:

  • True
  • False

Explanation