Show:
Vocabulary
Pitch
Volume
The Ear
Sounds from Other Organisms
100
A sound that bounces back from an object is called an _________.
What is echo?
100
________ is how high or low a sound is.
What is pitch?
100
Sound is a form of _________.
What is energy?
100
The __________ helps you translate the sound that you hear.
What is the brain?
100
A rattlesnake shakes its ______ when it thinks it is in danger.
What is tail?
200
To make sound, matter must ______, or move quickly back and forth.
What is vibrate?
200
The loudness or softness of a sound is the sound's _______.
What is volume?
200
People use sound to ____________.
What is communicate?
200
This part of the ear carries messages to the brain.
What is nerve?
200
Grasshoppers make sounds by rubbing their _______ against their wings.
What are legs?
300
Sound is made when __________ vibrates.
What is matter?
300
A siren has a _______ pitch.
What is high?
300
Your vocal cords can be found in this part of your body.
What is throat?
300
The _________ is a think, skinlike layer that covers the middle part of the ear.
What is the eardrum?
300
__________ do not have vocal cords.
What are grasshoppers?
400
When you talk, air moves from your lungs past your _________.
What is vocal cords?
400
A whisper has a ________ volume
What is soft?
400
Sounds moves the fastest and easiest through a _______.
What is solid?
400
This part of the ear resembles a shell of a snail.
What is cochlea?
400
Some frogs have an __________ to help make louder sounds.
What is an air sac?
500
Sound travels slowest through a ____________.
What is gas?
500
Objects that vibrate slowly have a ___________ pitch.
What is low?
500
There is no sound in ______.
What is space?
500
The three tiny bones in the middle of the ear are the anvil, hammer, and ____________.
What is stirrup?
500
A ___________ rubs its feelers against its shell to make sound.
What is a crayfish?