WorksheetsTest 5
Total questions: 55
Worksheet time: 5hrs 35mins
Name
Class
Date
1.
What is a periodic back and forth motion that transmits energy?
a)
wave
b)
reflection
c)
hertz
d)
frequency
2.
What is the spreading out of a wave after it passes through a narrow opening?
a)
diffraction
b)
refraction
c)
reflection
d)
rarefaction
3.
What is the rate at which a wave travels through a medium?
a)
speed
b)
frequency
c)
amplitude
d)
wavelength
4.
What is the high point of a wave train?
a)
crest
b)
trough
c)
wavelength
d)
amplitude
5.
What is the bending of the path of a wave as a result of a change in wave speed?
a)
refraction
b)
diffraction
c)
reflection
d)
rarefaction
6.
What is the substance through which a wave transfers its energy?
a)
medium
b)
hertz
c)
normal line
d)
crest
7.
In which type of wave do the particles of the transmitting medium oscillate at right angles to the direction of wave travel?
a)
transverse wave
b)
longitudinal wave
8.
In which type of wave do the particles of the transmitting medium oscillate in the direction of wave motion?
a)
longitudinal wave
b)
transverse wave
9.
What is the portion in the wave where the particles are spread out?
a)
rarefaction
b)
compression
c)
refraction
d)
reflection
10.
What is the length of a single wave?
a)
wavelength
b)
amplitude
c)
frequency
d)
period
11.
What is the maximum distance that particles are displaced by a wave?
a)
amplitude
b)
frequency
c)
wavelength
d)
period
12.
What is the number of waves that pass a given point per unit time?
a)
frequency
b)
period
c)
amplitude
d)
wavelength
13.
What is the SI unit of frequency?
a)
hertz
b)
watt
c)
seconds
d)
decibel
14.
What is the low point of a wave train?
a)
trough
b)
crest
c)
wavelength
d)
amplitude
15.
What is the time needed for one cycle to pass?
a)
period
b)
frequency
c)
amplitude
d)
wavelength
16.
What states that the angle of incidence equals the angle of reflection?
a)
law of reflection
b)
law of angles
c)
1st law of thermodynamics
d)
Newton's 1st law
17.
What is the reinforcement or cancellation that occurs when two or more waves meet?
a)
interference
b)
refraction
c)
normal line
d)
period
18.
What is the change in the course of a wave as a result of a collision with an object?
a)
reflection
b)
refraction
c)
rarefaction
d)
diffraction
19.
What is the line from which reflection is measured?
a)
normal line
b)
longitudinal wave
c)
law of reflection
d)
incident waves
20.
What are waves that strike an obstacle?
a)
incident waves
b)
longitudinal wave
c)
transverse wave
d)
wavelength
21.
What are vibrations traveling through a medium in the form of longitudinal pressure waves?
a)
sound
b)
shock wave
c)
sonar
d)
decibel
22.
What is the strength of a sound wave?
a)
intensity
b)
supersonic
c)
echo
d)
acoustics
23.
What is the effect of intensity on the way the human ear perceives sound?
a)
loudness
b)
pitch
24.
What is the unit of sound intensity level?
a)
decibel
b)
hertz
c)
watt
d)
meters
25.
What is the effect of frequency on the way the human ear perceives sound?
a)
pitch
b)
loudness
26.
What are pitches that are too low a frequency to be heard?
a)
infrasonic
b)
ultrasonic
c)
subsonic
d)
supersonic
27.
What are pitches that are too high a frequency to be heard?
a)
ultrasonic
b)
infrasonic
c)
subsonic
d)
supersonic
28.
What is the change in frequency caused by an object’s motion?
a)
Doppler effect
b)
loudness
c)
echo
d)
audible
29.
What is the main factor affecting the speed of sound in air?
a)
temperature of air
b)
acoustics
c)
sound intensity level
d)
decibel
30.
What are speeds above the speed of sound?
a)
supersonic
b)
subsonic
c)
infrasonic
d)
ultrasonic
31.
What are speeds below the speed of sound?
a)
subsonic
b)
supersonic
c)
ultrasonic
d)
infrasonic
32.
What is the violent compression pulse created by supersonic speed?
a)
shock wave
b)
sonic boom
c)
sonar
d)
reverberation
33.
What is the loud noise heard when a shock wave reaches the ear?
a)
sonic boom
b)
shock wave
c)
sonar
d)
reverberation
34.
What are multiple reflections that cause the persistence of sound?
a)
reverberation
b)
shockwave
c)
echo ranging
d)
absorption
35.
What is a sound heard distinctly after being reflected from some object?
a)
echo
b)
sonar
c)
decibel
d)
pitch
36.
What is the procedure for calculating distance by measuring the time interval that elapses between the sending of a sound wave and the return of an echo?
a)
echo ranging
b)
loudness
c)
Doppler effect
d)
acoustics
37.
What is the process of dissipating the energy of sound waves in matter?
a)
absorption
b)
reverberation
c)
acoustics
d)
shock wave
38.
What is the study of sound?
a)
acoustics
b)
Doppler effect
c)
audible
d)
infrasonic
39.
What is a series of organized sound waves with specific pitches that have been deliberately arranged?
a)
music
b)
noise
c)
harmonic series
d)
fundamental
40.
What is a random sound with no intended pattern?
a)
noise
b)
music
c)
octave
d)
dissonance
41.
What is two notes interfering harmoniously?
a)
consonance
b)
dissonance
c)
resonance
d)
overtones
42.
What is the difference in pitch between a note and a second note that has twice the frequency of the first note?
a)
octave
b)
timbre
c)
beat
d)
fundamental
43.
What is two notes that interfere in a more disagreeable way?
a)
dissonance
b)
consonance
c)
resonance
d)
overtones
44.
What is the distance between two notes?
a)
interval
b)
beat
c)
harmonic series
d)
volatile
45.
What is the most dominant of several sounds?
a)
fundamental
b)
overtones
c)
harmonic series
d)
octave
46.
What are the frequency relationships between the fundamental and overtones?
a)
harmonic series
b)
natural frequencies
c)
overtones
d)
resonance
47.
What term describes a situation in which a driving frequency and a natural frequency are the same or nearly the same?
a)
resonance
b)
boiling point
c)
heat of vaporization
d)
critical temperature
48.
What are the set of frequencies at which an object vibrates?
a)
natural frequencies
b)
consonance
c)
timbre
d)
resonator
49.
What is a musical instrument’s distinctive sound quality?
a)
timbre
b)
octave
c)
interval
d)
resonance
50.
How are sound intensity and distance related
a)
inversely
b)
directly
51.
How are wave speed and wavelength related?
a)
directly
b)
inversely
52.
How are speed and frequency related?
a)
directly
b)
inversely
53.
How far from a reflecting surface do you need to be to hear an echo
a)
more than 17 meters
b)
more than 17 miles
c)
more than 5 meters
d)
more than 5 miles
54.
Which direction does a wave bend when it enters a new medium?
a)
toward the medium with a slower speed
b)
toward the medium with a faster speed
55.
Does a car have a higher pitcher when it's moving toward you or away from you?
a)
toward you
b)
away from you
100 %
