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WorksheetsWhat is sound energy- Gr4
Total questions: 40
Worksheet time: 37mins
1.Sound is a form of energy made by ____________
electricity
vibration
light
volume
Sound travels fastest in...
solids
liquids
gases
air
Sound waves cannot travel in __________.
air
steel
water
a vacuum
For you to hear sound, which events must take place first?
Your eardrum vibrates when the sound wave reaches it.
An object vibrates to make a sound.
Air particles vibrate as sound moves through the air
Sound waves CANNOT travel through which of these:
liquid
gas
Outer space
Which property of waves changes how loud a sound is?
direction
wavelength
amplitude
frequency
When objects vibrate, they create regions of space in which the air particles are bunched together called...
Conductions
Compressions
Rarefactions
Close vibrations
True or False:
Sound energy needs a medium (solid, liquid or gas) to travel through.
True
False
Sound travels on
bikes
trains
boats
waves
How high or low a sound is
volume
sound
pitch
molecules
The larger the amplitude of the wave, the ______ the sound.
louder
softer
smaller
higher
Which form of matter does sound travel through the fastest?
solids
liquid
gas
all of these
Which form of matter does sound travel through the slowest??
solids
liquids
gas
all of these
4. Sound travels faster in liquids than in _______.
A. Solid
B. Liquid
C. Metal
D. Gas
10. From fastest to slowest, what is the order sound waves would travel through a medium?
A. solids, liquids, and then gases
B. gases, liquids, then solids
C. solids, gases, and then liquids
D. liquids, solids, and then gases
Sounds can be produced when an object vibrates then cause air particles to move and create sound waves.
true
false
How do objects make a low pitch sound?
faster vibrations
slower vibrations
no vibrations
Why do we hear a sound?
because of the vibrations that travel into our ears through waves
because we love music
because we pay attention
because we can play the guitar
Is the distance between a point on one wave and a similar point on the next wave.
Frequency
Pitch
Wavelength
Is the number of waves that pass a point in a certain amount of time.
Frequency
Pitch
Wavelength
Describes how high or low a sound is
Frequency
Pitch
Wavelength
If you change the frequency, or wavelength, of a sound wave, you change its
Loudness
Pitch
Vibration
Compression
If you change the amplitude, or height, of a sound wave, you change its ___
Loudness
Pitch
Vibration
Compression
Which is the best description of a sound wave when the pitch of the sound is very high?
It has a low frequency
It has a high frequency
It has no wavelength
It has no frequency
A guitarist strums two strings of the same thickness on a guitar. The first string vibrates more quickly than the second string. What is true about the pitch of the strings?
The first string has a higher pitch than the second string
The second string has a higher pitch than the first string
The first string and the second string have the same pitch
What happens when the amplitude of a sound increases?
It sounds lower
It sounds louder
It has a higher pitch
It has a higher frequency
The volume depends on _______ of the sound wave
Frequency
Amplitude
Crest
. The pitch depends on ________ of the sound wave
Frequency
Amplitude
Crest
Is the highest point of the wave
Trough
crest
midline
Amplitude
Is the lowest point of the wave
trough
crest
midline
Amplitude
The highest of the wave from the midline
trough
crest
frequency
Amplitude
When the frequency is high that means
loud sound
soft sound
high pitch
low pitch
When the amplitude is high( long) that means
loud sound
soft sound
high pitch
low pitch
When the sound waves has high frequency that means it has
long wavelength
short wave length
