the three types of matter through which sound travels
What is solid, liquid, and gas?
100
the outer part of the ear that funnels sounds
What is the pinna?
100
Can you hear sound in space? Explain your answer.
Space is a vacuum which is an empty place that contains no matter. Since there are no particles of matter in a vacuum, sound waves would not be able to travel to your ears.
200
a quick back and forth movement
What is a vibration?
200
the measurement of how strong a sound wave seems to us
What is loudness?
200
the medium through which sound travels the fastest
What is a solid?
200
as the sound waves enter the ear canal that make this part of the ear vibrate
What is the ear drum?
200
Describe the frequency and vibrations of a high pitched sound.
A high pitched sound vibrates more quickly and has a higher frequency.
300
a form of energy that travels in waves
What is sound?
300
the part of the wave where the particles are bunched together
What is compression?
300
the medium through which sound travels the slowest
What is a gas?
300
the smallest bone in the human body
What is the stirrup?
300
Why would a Native American listen for buffalo by placing their ear to the ground?
Sound travels more quickly through the solid ground so they would hear the buffalo sooner and it would be more clear than listening through the air (which is a gas).
400
a disturbance that moves energy through matter
What are sound waves?
400
sound waves are these types of waves
What are longitudinal waves?
400
a sound wave that is reflected off a solid
What is an echo?
400
the snail shaped organ that is filled with liquid
What is the cochlea?
400
BONUS: Whoever picks this question receives the 400 points for free!
What is Congratulations!
500
number of waves that pass a certain point
What is frequency?
500
Bonus: Whoever picked this category gets the 500 points for free!
What is Yahoo!!
500
the use of sound waves and echoes to determine where objects are in space.
What is echolocation?
500
the part of the ear responsible for balance
What is the semicircular canals?
500
Does a violin or bass have a lower pitch? Explain why.
The bass has a lower pitch. Sound waves travel slowest through the thicker, heavier strings. These strings vibrate slowest and play the lower pitches.