Light And Color
(91).jpg "Light And Color")
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- 1.What color of light is produced when a primary color is combined with its complementary color?
- A.
Depends on the ratio of the combination
- B.
Black
- C.
Subdued version of the primary color
- D.
White
- 2.Magenta is the complementary color to green. What two primary colors are used to form magenta?
- A.
red and green
- B.
red and blue
- C.
green and blue
- D.
Green and cyan
- 3.Pigments rely on colors of light that are...
- A.
Added.
- B.
subtracted
- C.
Reflected.
- D.
Refracted.
- 4.The primary pigments are _____ the primary colors.
- A.
Complementary to
- B.
Associated with
- C.
The inverse of
- D.
Unrelated to
- 5.When red light and green light shine on the same place on a piece of white paper, the spot appears to be....
- A.
Yellow
- B.
Brown.
- C.
white.
- D.
black
- 6.Which of the following is not an additive primary color?
- A.
Yellow
- B.
blue
- C.
Red
- D.
Green
- 7.Which of the following is not a primary subtractive color?
- A.
Yellow
- B.
cyan
- C.
magenta
- D.
Blue
- 8.When red light is compared with violet light,
- A.
both have the same frequency
- B.
both have the same wavelength
- C.
Both travel at the same speed.
- D.
red light travels faster than violet light.
- 9.Which color combination is incorrect?
- A.
Blue + green = cyan
- B.
Blue + yellow = white
- C.
Red + yellow = magenta
- D.
Red + green = yellow
- 10.Blue light, which is bent more than red light in a prism, has __________.
- A.
a shorter wavelength
- B.
A faster speed
- C.
a longer wavelength
- D.
A lower frequency
- 11.What determines the color of light?
- A.
Wavelength
- B.
Frequency
- C.
Amplitude
- D.
Surface
- 12.To make red light white, add __________.
- A.
Magenta light
- B.
Green light
- C.
Yellow light
- D.
Cyan light
- 13.The mixing of primary colors of light to produce other colors is a(n)__process.
- A.
Subtractive
- B.
Refractive
- C.
additive
- D.
Diffractive
- 14.Why can a prism break white light up into different colors?
- A.
Different colored light has different wavelengths
- B.
Certain parts of a prism only let certain colors of light pass through
- C.
The colors are changed by addition.
- D.
This is an example of color by subtraction
- 15.Light behaves as __________.
- A.
A wave only
- B.
A particle and a wave
- C.
neither a particle nor a wave
- D.
A particle only
- 16.A second prism will change a spectrum back into white light. This shows that __________.
- A.
Prisms distort images
- B.
White light is composed of colors
- C.
Prisms are transparent
- D.
Light travels at a constant speed
- 17.Which of these properties of light is a constant?
- A.
Wavelength
- B.
frequency
- C.
Speed in a vacuum
- D.
Amplitude
- 18.Choose the incorrect statement
- A.
Primary pigments reflects one color primary and absorbs two
- B.
Complementary colors are two colors that combine to form white
- C.
Primary colors combine to form other colors
- D.
A secondary color is a combination of two primary colors
- 19.Bending of light around a barrier is called...
- A.
Refraction
- B.
Diffraction
- C.
Reflection
- D.
Polarization
- 20.In what way do pigments act differently from light?
- A.
They produce different colors..
- B.
They reflect their color and absorb all the others.
- C.
They cannot be seen..
- D.
They produce only cyan, yellow, and magenta
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