WorksheetsRefraction Review
Total questions: 10
Worksheet time: 6mins
Name
Class
Date
1.
The illustration shows a light ray striking an object.
In the illustration, the light ray striking the object is-
In the illustration, the light ray striking the object is-
a)
absorbed
b)
stopped
c)
reflected
d)
refracted
2.
A student placed a pencil in a cup of water. The pencil appears broken because light-
a)
always travels in a straight line
b)
bends when it passes through water
c)
makes the water in the glass evaporate
d)
reflects the pencil on the water's surface
3.
What do we call a material that light can travel through?
a)
air
b)
water
c)
medium
d)
pathway
4.
The speed of light in a vacuum is _______ m/s
a)
3x108
b)
3x1012
c)
3x106
d)
3x1010
5.
Which letter refers to the angle of incidence?
a)
A
b)
B
c)
C
d)
D
6.
Which letter refers to the normal line?
a)
A
b)
B
c)
F
d)
E
7.
Which letter refers to the more optically dense medium?
a)
A
b)
B
c)
C
d)
D
8.
Which letter refers to the angle of refraction?
a)
A
b)
B
c)
C
d)
D
9.
What happens to the speed of light in a more optically dense medium?
a)
it slows down
b)
it speeds up
c)
stays the same because all light travels at the speed of light
10.
Why does light refract when it enters a medium?
a)
light changes color
b)
light changes frequency
c)
light changes speed
d)
light changes density
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