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WorksheetsWaves and Sound
Total questions: 25
Worksheet time: 30mins
Name
Class
Date
1.
What is frequency?
a)
the number of vibrations per second
b)
how high or low a sound is
c)
the loudness or softness of a sound
d)
the back and forth movement of matter
2.
You will see a flash of lightening before you hear the thunder that goes with it because-
a)
the eye is quicker than the ear
b)
thunder occurs much later than lightening
c)
sound travels faster through the atmosphere than light
d)
light travels faster through the atmosphere than sound
3.
High frequency waves have _________ wavelength.
a)
varying
b)
high
c)
the same
d)
low
4.
Based on the picture, choose the best description of how wavelength and frequency are related
a)
As wavelength increases, frequency increases
b)
As frequency increases, wavelength remains the same
c)
As frequency increases, wavelength decreases
d)
frequency and wavelength mean the same thing
5.
The orange line is measuring the _________________________.
a)
wavelength
b)
amplitude
c)
crest
d)
trough
6.
What does it mean to refract?
a)
bounce off
b)
to bend
c)
curve outward
d)
reflect
7.
____________________ is the number of waves that move past one spot in a second
a)
energy
b)
amplitude
c)
wavelength
d)
frequency
8.
High frequency waves have _________ wavelength.
a)
varying
b)
high
c)
the same
d)
low
9.
____________________ is the distance between two crests
a)
wavelength
b)
amplitude
c)
trough
d)
frequency
10.
A sound's pitch is based on the _____________ of its sound waves
a)
loudness
b)
amplitude
c)
frequency
d)
pitch
11.
What do sound waves need in order to travel?
a)
vibrations
b)
medium
c)
solids
d)
someone to make them
12.
What is frequency?
a)
amount of time it takes a wave to travel.
b)
how much pitch a wave has.
c)
number of wavelengths that occur in a period of time.
d)
how large the amplitude of a wave is.
13.
What happens when you increase the amplitude of a sound?
a)
it makes the sound louder
b)
it makes the sound travel faster
c)
it increases the wavelength of the sound
d)
it increases the frequency of the sound
14.
Which letter represents the wave trough?
a)
A
b)
B
c)
C
d)
D
15.
Which letter represents wavelength?
a)
A
b)
B
c)
C
d)
D
16.
What type of wave is pictured?
a)
Longitudinal
b)
Transverse
c)
Light
d)
Standing
17.
The highest point on a transverse wave is called the
a)
trough
b)
crest
c)
wavelength
d)
diffraction
18.
How many wavelengths are in the wave pictured?
a)
1
b)
3
c)
6
d)
7
19.
What is the frequency of the wave shown assuming that it takes the wave 1 second to past the distance shown?
a)
1 Hz
b)
3 Hz
c)
6 Hz
d)
7 Hz
20.
___________________ is when light waves strike an obstacle and new waves are produced, like when light bends around a doorway.
a)
refraction
b)
diffraction
c)
reflection
d)
interference
21.
Waves move _______________________ from one place to another.
a)
Matter
b)
Energy
c)
Molecules
d)
Atoms
22.
There are four tunning forks in the picture which tunnning fork has the highest highest pitch?
a)
1024 Hz
b)
512 Hz
c)
256 Hz
d)
128 Hz
23.
If the frequency of a note is 512 Hz and the speed of sound is 340 m/s at room temperature. What is the wavelegth of this sound?
a)
1.5 m
b)
0.66 m
c)
174080 m
d)
340 m
24.
The units for frequency are measured in _____________.
a)
hertz
b)
seconds
c)
m/s
d)
m
25.
Imagine an ambulance is moving toward you with its siren on. The pitch of the siren as the car moves towrd will appear to do what?
a)
remain the same
b)
get softer in loudness
c)
get lower as the frequency will appear to decrease
d)
get higher as the frequency will appear to increase.
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