Sound Test Review Questions
Jamal creates sound by plucking a guitar
string. How does the plucking of a
guitar string create sound?
A. The string stretches
B. The string heats up.
C. The string bends.
D. The string vibrates.
Julia did an experiment using drums. She compared the vibrations
she felt and the pitch she heard listening to two different drums. Her
data is shown in the table below.
Type of Drum
Vibrations Felt
Pitch Heard
Bass Drum
slower vibrations
lower pitch
Snare Drum
faster vibrations
higher pitch
Which conclusion fits the data she gathered?
A.Larger drums make higher-pitched sounds
B.The type of drum does not affect the pitch
C.Slower vibrations make higher-pitched sounds
D.Faster vibrations make higher-pitched sounds.
Cory held a thick, wide rubber band
between his fingers and plucked it. Ming
did the same thing, but with a smaller, thin
rubber band. Cory's thick rubber band will
make a _______ sound than Ming's thin
one.
A. higher-pitched
B. louder
C. softer
D. lower-pitched
Which of the following objects would
absorb sound best?
A.fabric chair
B.glass window
C.metal chair
D.tile floor
Which of the following materials is the
best to reflect sound?
A.people
B.fabric
C.grass
D.bathroom tile
A student plays his trumpet on the stage of
an empty auditorium. He hears the sound
echo back to the stage. Later, the
auditorium is full of people. He does not
hear an echo.
In your Answer Document , explain why
sound echoes in an empty auditorium.
Then, describe what happens to the
sound that prevents an echo from
being heard in the full auditorium.
(2 points)
Which variable changed between setup 1 and setup 2?
A. the type of cups used
B. the number of cups used
C. the tightness of the string
D. the thickness of the string
The sound in setup 3 was clearer than the sound in
setup 1. Which statement explains why?
A. String creates an echo
B. String vibrates more than wire
C. wire is used for real telephones
D. wire transmits sound better than string
When particles in a solid, liquid, or gas
vibrate, they can produce
A.sound Energy
B.solar Energy
C.magnetic energy
D.electrical energy
Which of the following word pairs
correctly completes the sentence
below?
Sound travels faster through _______ than _______.
A.
B.
C.
D.
Air, Liquids
Liquids, Solids
Solids, Liquids
Vacuum, Air
•
Model Telephone Investigation
Two students want to find out what affects the sounds heard through model telephones.
They investigate the materials used and the tightness of the material connecting the
cups.
•
They record results of the three setups in the table below.
•
Their first three setups are shown. They use the same length of string or wire in each
setup. The boy repeats the same sounds at the same volume for each setup.
In your answer document, explain why the sound was heard in setup 1.
Then, describe what happened to the sound energy in setup 2. (2 points)
The two students want classmates to repeat the
investigation so that they can compare results.
What should the students communicate so that
results may be compared?
A.materials and steps used in the investigation
B.conclusions about results from the investigation
C.where they got the idea for making model
telephones
D.where to purchase the materials for model
telephones
Students pluck each rubber band on
the instrument shown below.
Which rubber band produces a sound
with the highest pitch?
• rubber band A
• rubber band B
• rubber band C
• rubber band D
Garrett has four strings that are the same thickness and are made
of the same material. Garrett cuts the strings to different lengths
and pulls them to the same tightness. When he plucks the
strings with his finger, which string will have the highest pitch?
A.they all will have the same pitch
B.the shortest string will have the highest pitch
C.the longest string will have the highest pitch
D.it's impossible to say
What kind of vibration is required to
create a low-pitched sound?
A.fast
B.weak
C.strong
D.slow
Bill banged two cymbals together. Which of the
following best describes the way sound travels to
Bill's ears from the cymbals?
A. the air blows the sound to Bill's ears
B. vibrations of the cymbals make the air vibrate and the
vibrating air makes Bill's eardrums vibrate
C. the vibrations of the cymbals make Bill's eardrums
vibrate
D. airwaves carry the sounds to Bill's ears
What is a sound's pitch?
A.how far a sound has travelled
B.how much energy the sound has
C.how loud or soft the sound is
D.how high or low the sound is
Kenny watched a film in which a spaceship exploded in
space with a loud noise. Why was this explosion in
space not realistic?
A. The real explosion would have been quieter.
B. The real explosion would have been louder.
C. The real explosion would have had a higher pitch.
D. The real explosion would not have made a sound since
there is no air in space.
• In your answer document, list one
example of a hard surfaced object and
one example of a soft surfaced object.
Then, for each example explain what
happens to the sound when it strikes
that object. (4 points)