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SCI 155 Chap 7b
Test Description: This game reviews topics covered in Chapter 7 of your text--Light.
Instructions: Answer all questions to get your test result.
1) Light is completely blocked by a pair of polarizing lenses when their axes are
A
aligned
B
crossed at 45o
C
crossed at 90o
2) Transmitted light is polarized in a direction * the polarization axis of the filter.
A
the same as
B
different than
3) The primary colors of light are
A
red, yellow, green
B
yellow, blue, green
C
red, yellow, blue
D
red, blue, green
4) When all the colors of light mix together, * is produced.
A
black light
B
infrared light
C
ultraviolet light
D
white light
5) Light waves are
A
longitudinal.
B
rotational.
C
transverse.
6) The angle at which a ray bounces off a surface is
A
the normal.
B
the angle of reflection.
C
the angle of incidence.
D
the angle of refraction.
7) The angle at which a ray of light strikes a surface is
A
the normal.
B
the angle of incidence.
C
the angle of refraction.
D
the angle of reflection.
8) Which color refracts the most in a prism?
A
violet
B
red
C
green
9) A particle of light is called a
A
photon
B
wavelength
C
frequency
D
quantum
10) A discrete amount of energy is called a
A
quantum
B
wavelength
C
frequency
D
photon
*select an answer for all questions
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