sensation and perception test bank 9
1. Ikya looks at a white surface under sunlight conditions and she perceives
it to be white. When she looks at the white surface under a tungsten light, it
looks ______ to her.
a. reddish
b. yellowish
c. white
d. violet: c. white
2. The signaling function of color can be exemplified by
a. knowing that a banana is ripe when it is yellow.
b. knowing to stop at a red light.
c. both knowing to stop at a red light and knowing banana ripeness.
d. none of these; signaling is not a function of color.: c. both knowing to stop at a
red light and knowing banana ripeness.
3. A monkey with good color vision
a. would have difficulty with figure-ground segregation.
b. would have a better chance of surviving than a color-blind monkey.
c. would be equally able to survive as a color-blind monkey.
d. is impossible; all monkeys are color-blind.: b. would have a better chance of
surviving than a color-blind monkey.
4. Adding more white to a color changes the color's
a. hue.
b. wavelength.
c. brightness.
d. saturation.: d. saturation.
5. The basic colors in the color circle are
a. red, white, blue and green.
b. black, white, and gray.
c. red, green, and blue.
d. red, green, blue and yellow.: d. red, green, blue and yellow.
6. By changing _______, we can create about a million (or more) discriminable
colors.
a. saturation
b. intensity
, sensation and perception test bank 9
c. wavelength
d. saturation, intensity, and wavelength: d. saturation, intensity, and wavelength 7.
The reflectance curve is a plot of the light reflected off a surface as a
function of
a. spatial frequency.
b. contrast.
c. wavelength.
d. orientation.: c. wavelength.
8. The reflectance curve for a white piece of paper would
a. reflect mostly short wavelengths, a moderate amount of medium wave-lengths,
and a little of the long wavelengths.
b. reflect mostly long wavelengths, a small amount of medium wavelengths, and
a little of the short wavelengths.
c. reflect a little of short wavelengths, a large amount of medium wavelengths,
and a little of the long wavelengths.
d. reflect long, medium and short wavelengths equally.: d. reflect long,
medium and short wavelengths equally.
9. The reflectance curve for a purple piece of paper would
a. reflect short wavelengths.
b. reflect long wavelengths only.
c. reflect all wavelengths equally.
d. reflect long and short wavelengths.: d. reflect long and short wavelengths.
10. When light is mixed it is referred to as _______
a. an electromagnetic color mixture.
b. an additive color mixture.
c. a subtractive color mixture.
d. a transitive color mixture.: b. an additive color mixture.
11. Yellow and Blue light are projected on a white screen. What color will the
screen appear to be?
a. white.
b. gray.
c. green.
d. purple.: a. white.
1. Ikya looks at a white surface under sunlight conditions and she perceives
it to be white. When she looks at the white surface under a tungsten light, it
looks ______ to her.
a. reddish
b. yellowish
c. white
d. violet: c. white
2. The signaling function of color can be exemplified by
a. knowing that a banana is ripe when it is yellow.
b. knowing to stop at a red light.
c. both knowing to stop at a red light and knowing banana ripeness.
d. none of these; signaling is not a function of color.: c. both knowing to stop at a
red light and knowing banana ripeness.
3. A monkey with good color vision
a. would have difficulty with figure-ground segregation.
b. would have a better chance of surviving than a color-blind monkey.
c. would be equally able to survive as a color-blind monkey.
d. is impossible; all monkeys are color-blind.: b. would have a better chance of
surviving than a color-blind monkey.
4. Adding more white to a color changes the color's
a. hue.
b. wavelength.
c. brightness.
d. saturation.: d. saturation.
5. The basic colors in the color circle are
a. red, white, blue and green.
b. black, white, and gray.
c. red, green, and blue.
d. red, green, blue and yellow.: d. red, green, blue and yellow.
6. By changing _______, we can create about a million (or more) discriminable
colors.
a. saturation
b. intensity
, sensation and perception test bank 9
c. wavelength
d. saturation, intensity, and wavelength: d. saturation, intensity, and wavelength 7.
The reflectance curve is a plot of the light reflected off a surface as a
function of
a. spatial frequency.
b. contrast.
c. wavelength.
d. orientation.: c. wavelength.
8. The reflectance curve for a white piece of paper would
a. reflect mostly short wavelengths, a moderate amount of medium wave-lengths,
and a little of the long wavelengths.
b. reflect mostly long wavelengths, a small amount of medium wavelengths, and
a little of the short wavelengths.
c. reflect a little of short wavelengths, a large amount of medium wavelengths,
and a little of the long wavelengths.
d. reflect long, medium and short wavelengths equally.: d. reflect long,
medium and short wavelengths equally.
9. The reflectance curve for a purple piece of paper would
a. reflect short wavelengths.
b. reflect long wavelengths only.
c. reflect all wavelengths equally.
d. reflect long and short wavelengths.: d. reflect long and short wavelengths.
10. When light is mixed it is referred to as _______
a. an electromagnetic color mixture.
b. an additive color mixture.
c. a subtractive color mixture.
d. a transitive color mixture.: b. an additive color mixture.
11. Yellow and Blue light are projected on a white screen. What color will the
screen appear to be?
a. white.
b. gray.
c. green.
d. purple.: a. white.
