Show:
All In Your Head
It's Too Loud!
Good Vibrations
From Hear to There
Hi's and Low's
100
This is what vibrates inside your ear when sound reaches it.
What is the eardrum?
100
This word describes how loud or quiet a sound is
What is loudness?
100
This is the back and forth motion of molecules.
What is a vibration?
100
Sound travels in waves because these bump into one another in the air.
What are particles/molecules?
100
This word is used to describe how high or low a sound is.
What is pitch?
200

This section of your ear not only translates sound waves for your brain, but also regulates your bodies balance.

What is the inner ear?

200
You must have this to have sound, or you won't hear anything.
What is a medium?
200
These vibrate when we speak.
What are vocal chords?
200
This word describes what we call a sound that has bounced off of a hard surface, and travels back to us.
What is an echo?
200
This property of a sound wave affects its pitch.
What is frequency?
300
This small organ contains tiny hair cells that send messages to the nerves and eventually your brain.
What is the cochlea?
300
This is the unit for loudness of sound.
What is a decibal (dB)?
300
This is what vibrates when a guitar is played.
What are strings?
300
Sound travels faster through this form of matter.
What are solids?
300
This is the lowest frequency of sound a human can hear.
What is 20 Hz?
400
If you have an earache underwater, you might pinch your nose and blow, relieving pressure from this section of your ear.
What is the middle ear?
400
To make a louder sound, more of this needed.
What is energy?
400
This occurs from multiple echoes and the air molecules continue to vibrate for seconds even after the original sound has stopped.
What is reverberation?
400
This affects the speed of sound.
What are the properties of a medium (temperature, density or elasticity)?
400

You would do this to the strings of a guitar to make the pitch higher.

What is tighten the string?

500

These are the 3 smallest bones in the human body, all located in the middle ear.

What are the Malleus, Incus and Stapes (Hammer, Anvil, Stirrup)

500
This is the loudness of a jet engine.
What is 150 dB?
500
This is when the amplitude of a sound wave increases because an object is vibrating at its natural frequency.
What is resonance?
500
Sound travels about this fast in air.
What is 343 m/s?
500

These are the properties of a material that would affect its pitch.

What are length, thickness, composition, and tightness?