What is vibration?
A. A loud noise
B. A quick movement back and forth
C. A type of echo
D. A sound wave you can see
B. A quick movement back and forth
Sound travels through:
A. Empty space
B. Air, water, and solids
C. Light only
D. Heat waves
B. Air, water, and solids
In a string telephone, sound moves through the:
A. Cups only
B. String as vibrations
C. Air only
D. Light
B. String as vibrations
Where would you most likely hear an echo?
A. Under a blanket
B. In a large empty gym
C. In a pillow
D. In thick carpet
B. In a large empty gym
Which is a high-pitched sound?
A. A tuba
B. A whistle
C. Thunder
D. A bass drum
B. A whistle
What is pitch?
A. How loud or soft a sound is
B. How fast sound travels
C. How high or low a sound is
D. How far sound moves
C. How high or low a sound is
Sound travels fastest through:
A. Solids
B. Air
C. Space
D. Clouds
A. Solids
If you hit a drum harder, the sound becomes:
A. Higher
B. Louder
C. Slower
D. Lower
B. Louder
When is sound usually louder?
A. When vibrations are stronger
B. When vibrations stop
C. When air is cold
D. When you close your eyes
A. When vibrations are stronger
Which is a low-pitched sound?
A. A flute
B. A bird chirp
C. A tuba
D. A whistle
C. A tuba
What is volume?
A. How high or low a sound is
B. How loud or soft a sound is
C. How fast something vibrates
D. A type of sound wave
B. How loud or soft a sound is
Why can’t sound travel in space?
A. It is too cold
B. There is no air or matter to carry vibrations
C. Sound is too heavy
D. Space blocks noise
B. There is no air or matter to carry vibrations
Tightening a guitar string changes the:
A. Volume only
B. Pitch
C. Color of sound
D. Speed of light
B. Pitch
Why do sounds seem quieter in a carpeted room?
A. Carpet absorbs sound waves
B. Carpet makes sound faster
C. Carpet increases pitch
D. Carpet reflects sound
A. Carpet absorbs sound waves
Which sound is the loudest?
A. A whisper
B. A jet engine
C. Rustling leaves
D. A ticking clock
B. A jet engine
What is an echo?
A. A sound that is absorbed
B. A quiet sound
C. A reflected sound that bounces back
D. A broken sound wave
C. A reflected sound that bounces back
What happens when vibrations become stronger?
A. The pitch lowers
B. The sound becomes louder
C. The sound slows down
D. The frequency decreases
B. The sound becomes louder
If you shorten a vibrating string, the pitch will:
A. Decrease
B. Stay the same
C. Increase
D. Stop
C. Increase
Why do you see lightning before hearing thunder?
A. Thunder happens later
B. Sound travels slower than light
C. Light moves slowly
D. Thunder is softer
B. Sound travels slower than light
Which sound would most likely be soft?
A. A siren
B. The soft wind
C. A whisper
D. Water trickling
C. A whisper
What is frequency?
A. How strong vibrations are
B. The number of vibrations per second
C. The distance sound travels
D. The size of the sound wave
B. The number of vibrations per second
Thunder is heard after lightning because:
A. Sound travels slower than light
B. Light travels slower than sound
C. Thunder forms later
D. Clouds block the sound
A. Sound travels slower than light
In which experiment would you best observe sound traveling through solids?
A. Watching lightning
B. Using a string telephone
C. Listening to the radio
D. Turning on a fan
B. Using a string telephone
Where would sound travel the slowest?
A. Through steel
B. Through water
C. Through air
D. Through wood
C. Through air
A dog whistle sounds high-pitched because it:
A. Vibrates slowly
B. Has a low frequency
C. Vibrates very quickly
D. Is very loud
C. Vibrates very quickly
How are pitch and frequency related?
A. Lower frequency means higher pitch
B. Higher frequency means higher pitch
C. Frequency does not affect pitch
D. Frequency only affects volume
B. Higher frequency means higher pitch
Why does sound travel faster in solids than in air?
A. Solids are heavier
B. Particles are closer together in solids
C. Solids are louder
D. Air blocks vibrations
B. Particles are closer together in solids
Why does placing your hand on your throat while speaking help you understand sound?
A. You can feel vibrations that produce sound
B. You can see sound waves
C. Your throat makes light
D. It changes your pitch
A. You can feel vibrations that produce sound
In which situation would sound travel best?
A. In outer space
B. In a vacuum chamber
C. Through a metal pipe
D. Inside a pillow
C. Through a metal pipe
Which example shows both high pitch and low volume?
A. A screaming siren
B. A softly played flute note
C. A bass drum hit hard
D. Thunder during a storm
B. A softly played flute note
Bonus or no Bonus:
Blue or Brown ?
Brown
Bonus of no Bonus:
Red or Orange
Orange
Bonus or no Bonus:
Gray or Purple
Gray
Bonus or no Bonus:
Green or Yellow
Yellow
Bonus or no Bonus:
Pink or Black
Pink