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8th Grade Chapter 4, Part 2
Test Description: The second part of the review game.
Instructions: Answer all questions to get your test result.
1) According to the law of reflection, the angle of incidence always equals
A
the angle of transmission
B
the angle of amplitude
C
the angle of refraction
D
the angle of reflection
2) ___ occurs when light waves traveling in 1 direction are made to travel in many directions
A
scattering
B
reflection
C
transmission
D
refraction
3) A wave that changes direction as it travels from one material into another is refracting.
A
false
B
true
4) Concave mirrors curve inward.
A
true
B
false
5) Convex mirrors produce images that are upside down.
A
false
B
true
6) Convex lenses produce images that depend on where an object is in relation to the
A
focal point
B
angle of reflection
C
angle of incidence
D
lens
7) The convex lens made of transparent tissue that is located on the outside of the eye is the
A
retina
B
cone
C
lens
D
cornea
8) Which part of the eye changes size to control the amount of light that enters?
A
iris
B
pupil
C
lens
D
cornea
9) ___ cells allow you to see in dim light.
A
cones
B
retina
C
rods
D
cornea
10) White light is
A
a combination of many wavelengths
B
composed of light with long wavelengths
C
the absence of all light waves
D
composed of light with short wavelengths
11) ___ materials allow some light to pass through them and form a blurry image.
A
transparent
B
opaque
C
solid
D
translucent
*select an answer for all questions
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