Physical Science: Waves, Sound, and Light, Book O

Chapter 4: Light, Mirrors, and Lenses

Standardized Test Practice

1.
Which of the following describes a material that allows only some light to pass through?
A)diffuse
B)opaque
C)translucent
D)transparent
2.
Which properties describe images formed by the lens in the figure?

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A)upright, larger than the object
B)upright, smaller than the object
C)upside down, larger than the object
D)upside down, smaller than the object
3.
The simplest refracting telescopes use what optical system to form an image of a distant object?
A)concave mirror and plane mirror
B)convex lens and plane mirror
C)two convex lenses
D)two concave mirrors
4.
What term refers to light that bounces off a rough surface?
A)diffuse refraction
B)regular refraction
C)regular reflection
D)diffuse reflection
5.
What happens to the light rays that reflect from the mirror in the illustration?

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A)converge so that you see a larger area
B)converge so that you see a smaller area
C)diverge so that you see a larger area
D)diverge so that you see a smaller area
6.
Which of the following describes images formed by the mirror?

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A)inverted, larger than object
B)inverted, smaller than object
C)upright, smaller than object
D)upright, larger than object
7.
What type of image do you see in a concave mirror if you hold it very close to your eyes?
A)upright, smaller than the object
B)upright, larger than the object
C)upside down, larger than the object
D)upside down, smaller than the object
8.
If an object absorbs blue light and reflects green and red, what color will the object appear to be?
A)blue
B)green
C)yellow
D)red
9.
Light travels fastest through which of the following materials?
A)diamond
B)glass
C)water
D)air
10.
Which is a refracting object that is thicker in the center than it is at the edges?
A)convex lens
B)concave lens
C)convex lens
D)convex mirror
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