Physical Science

Chapter 14: Mirrors and Lenses

Section 1 Self-Check Quiz-Eng.

1.
Which of the following is required for your eye to see an object?
A)a mirror
B)air
C)light coming from the object
D)a telescope
2.
A _________ mirror is a flat, smooth mirror.
A)concave
B)convex
C)plane
D)spherical
3.
Which of the following does your brain perceive even though no light rays pass through it?
A)real image
B)mirror
C)lens
D)virtual image
4.
The __________ is an imaginary straight line perpendicular to the center of a concave mirror.
A)focal point
B)ray
C)optical axis
D)tangent
5.
A _________ mirror is curved inward.
A)convex
B)plane
C)conical
D)concave
6.
The distance from the center of the mirror to the focal point is called the _________.
A)optical axis
B)focal point
C)optical length
D)focal length
7.
A _________ mirror is curved outward.
A)concave
B)convex
C)plane
D)spherical
8.
Which of these describes a real image?
A)Rays of light meet at the image.
B)Rays diverge as they are reflected from the mirror.
C)No light rays pass through the image.
D)The image is formed by a plane mirror.
9.
Any smooth surface that reflects light to form an image is a(n) __________.
A)lens
B)mirror
C)camera
D)optical axis
10.
The law of reflection states that __________.
A)the angle of incidence is greater that the angle of reflection
B)the angle of incidence is less than the angle of reflection
C)light waves change their speed when they move from one medium into another
D)the angle of incidence is equal to the angle of reflection
11.
When an object is farther from a concave mirror than the focal point is, the image that is formed is __________.
A)upright and enlarged
B)upright and smaller than the object
C)inverted and smaller than the object
D)enlarged and inverted
12.
Which of the following mirror shapes forms a real image?
A)convex
B)plane
C)concave
D)spherical
13.
What happens to light rays emitted from a light source?
A)They travel in curved paths.
B)They spread out from the light source.
C)They follow the paths of Earth's magnetic field lines.
D)They remain concentrated at the light source.
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