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Semester Exam Review - Waves
Test Description: Waves
Instructions: Answer all questions to get your test result.
1) What letter represents the crest of the wave?
A
A
B
D
C
C
D
B
2) Resonance happens in sound waves as a result of
A
constructive interference
B
destructive interference
C
a sound wave with only crests present
D
pitch
3) An example of an electromagnetic wave is
A
Water wave
B
Light wave
C
Sound wave
4) A wave has a speed of 24 m/s and a frequency of 4 Hz. What is its wavelength?
A
Not enough information to solve
B
144 m
C
0.25 m
D
Not enough information to solve
5) A wave has a wavelength of 12 m and a frequency of 3Hz. What is the wave's speed?
A
36 m/s
B
5 m/s
C
0.25 m/s
D
4 m/s
6) The water waves below are traveling along the surface of the ocean at a speed of 2.5 m/s and splashing periodically against the bird’s post. Each crest is 5 meters apart. What is the period of each wave that splashes?
A
5 seconds
B
.5 seconds
C
.005 seconds
D
2 seconds
7) A wave has a wavelength of 20 m and a frequency of 4 Hz. What is the wave's speed?
A
5 m/s
B
80 m/s
C
.2 m/s
8) A “singing wine glass” is an example of:
A
Harmonics
B
Resonance
C
Acoustics
D
Echolocation
9) Where are the smallest bones in your body located?
A
Middle Ear
B
Foot
C
Wrist
10) What is the amplitude of this wave?
A
10 m
B
4 m
C
1.5 m
D
Not enough information
11) What is the wavelength of this wave?
A
Not enough information
B
.1 m
C
10 m
D
4 m
12) What is the period of this wave?
A
4 seconds
B
0 seconds
C
10 seconds
D
Not enough Information
*select an answer for all questions
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