Name one thing that a sound needs to travel from place to place
What are: sound source, sound medium, and sound receiver
200
Anything that vibrates to make a sound
(Hint: where the sound comes from)
What is the sound source?
200
Judah is listening to his friends sing a lovely song. Name the sound receiver.
What is Judah's ear
200
This is how loud or soft a sound is.
What is Volume?
200
Give an example of a low pitch.
Examples: growl, bass
200
When the tension is tight, the pitch is
What is higher
300
The material through which sound travels
What is the sound medium?
300
Which one is a sound source:
teakettle or telephone receiver
What is the teakettle
300
A high- pitched sound is caused by a
a fast vibration
300
Name an example of a high pitch
Examples: scream, whistle
300
When the tension is loose, the pitch is
What is lower
400
Something that detects or hears a sound
(Hint: in football, the person that catches the ball)
What is the sound receiver?
400
The ambulance is coming down the road. It is making an emergency signal. Name the sound medium.
What is air.
400
stronger vibration =
louder sound volume.
400
Using a stethoscope or a megaphone makes a sound louder. Making a sound louder is called ___________.
What is Amplification
400
Give an example of a “code” that use sound in everyday life
Examples: fire alarm, police siren
500
Bob has his eyes closed and is still able to tell that someone dropped a coin. He is able to tell because he can tell sounds apart from one another. What is this called?
What is sound discrimination?
500
Sound can travel through three items. Name two of these items.
What are: solid, liquid, or a gas
500
greater tension on a sound source = _____________ sound
What is higher sound?
500
What happens as you add tension to a string?
As you tighten the string, the pitch gets higher.
500
There are three ways to amplify a sound. Name two.
What are:Using a megaphone,
Making it travel through solid materials,
Using a microphone