Humans and sounds
Animals and sounds
Pitch
basics
how sound travels
100
Where does the sound coming from your mouth start?
voice box
100
How does a snake detect sound?
belly
100
what is pitch?
high and low
100
what makes sound
vibration
100
what is a medium
something sound travels through
200
What is your sound receiver?
ear
200
How does a grasshopper detect sound?
legs, wings
200
how does tension in a string affect pitch?
more tension= higher sound less tension= lower sound
200
how can you stop a string from making sound?
stop it from vibrating
200
does sound travel faster in water or air?
water
300
how many parts of the ear are there?
3 outer ear, middle ear, inner ear
300
How does an insect detect sound?
antenae
300
how does length affect string?
shorter string=higher sound longer string=lower sound
300
in what direction do sound waves go?
all directions
300
can sound travel through a solid?
yes
400
what is the job of the ear drum?
your ear drum vibrates from even very small sounds.
400
How do some fish detect sound?
tube with jellylike substance
400
how does speed of the vibrations relate to the pitch?
faster vibrations=high pitch slower vibration= lower pitch
400
when you amplify a sound you make it louder by ______
concentrating the sound waves
400
when lightning flashes it makes a large sound called thunder, but you do not hear the thunder until much after you see the lightning, why?
light travels a lot faster than sound
500
why does putting cotton in your ear make it harder to hear?
blocks the sound waves
500
What do we call the part that detects sound?
sound receiver
500
explain how we made a waterphone make sounds with different pitches
we filled the bottles with different amounts of water which is like using different lengths of string
500
when you raise the volume, you are making the vibrations
longer
500
Who is the best science teacher ever?
Exactly!
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