Vocabulary
Forms of energy that you can hear.
What is sound?
Pitch, volume, and quality
What are three characteristics of sound?
The ear flap and the ear canal.
What are the parts of the outer ear?
Communication (which means to give information to others) such as through speech, an alarm clock, a stove timer, or a trumpet. Pleasure such as good music, and to glorify God.
What are some uses of sounds?
A moving object that is vibrating.
What causes a sound?
To bounce a sound wave off an object.
What does reflect mean?
How fast the source of the sound is vibrating.
What does pitch depend on?
The ear drum, the hammer, the anvil, and the stirrup.
What are the parts of the middle ear called?
By serving other people by protecting them from harmful sounds, by playing beautiful music, and by speaking kind words to them. Also by worshipping God.
How can you glorify God through sound?
A tuning fork.
What device is used by musicians?
A sound wave that reflects clearly enough to be heard againe.
What is an echo?
A high pitch.
A sound that vibrates quickly has what kind of pitch?
The cochlea and the auditory nerve.
What are the parts of the inner ear?
God.
Who has given us the gift of sound?
By blowing on it, hitting it, plucking it, or rubbing it.
How can you cause an object to vibrate?
Absorb.
To take in the sound wave.
A big bass.
Which instrument would have a low pitch, a big bass or a small violin?
The outer ear, the middle ear, and the inner ear.
What are the three main parts of the ear?
To honor Him and to help others hear about our great god.
How does God want us to use the gift of sound?
Vocal cords.
When you speak or sing, the air you breathe out makes what vibrate?
Vibration.
A rapid back and forth movement is called what?
Because the strings are shorter and vibrate faster.
Why would a small violin have a higher pitch than a big bass?
26 millimeters (1 inch) long.
About how long is the ear canal?
They can damage our ears.
What can happen if sounds are too loud or harsh?
Solids are fastest, then liquids, and gases are the slowest.
Sound waves travel at different speeds through solids, liquids, and gases. Which is fastest, next, and slowest?