Sound Waves | Characteristics of Sound | Sound Waves #2 | Characteristics of Sound and The Ear | Uses of Sound |
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all directions
In what direction do sound waves move outward?
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volume
What characteristic of sound depends on how much force is used to make an object vibrate?
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energy
Sound is a form of ________ that you can hear.
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blowing on it
hitting it / plucking it rubbing it
What are three ways you can make an object vibrate?
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False
True or False - All sounds are good for our ears.
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solid
Which state of matter does sound travel fastest through?
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quality
What characteristic of sound helps us identify different people's voices?
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vibrating
Sound is caused by a moving object that is _______.
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outter ear
The ear flap and the canal make up what part of the ear?
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sing
How can we use sound to glorify and obey God?
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an echo
What is a rapid back and forth movement called?
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pitch
What characteristic of sound depends on how fast the source of sound is vibrating?
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reflect
Large, hard, smooth surfaces _______ sound waves.
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middle ear
The eardrum, hammer, anvil and stirrup make up the...
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communicate
praise God
We use sound to.....
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different speeds
At what speed do sound waves travel through all kinds of matter?
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The quality of the sound is different.
Why do clarinets and flutes sound different even when they play the same note?
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echo
A sound wave that reflects clearly enough to be heard again is called an _______.
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inner ear
The cochlea and auditory nerve are part of the.....
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move out of the way
A siren on a police car, fire truck, or an ambulance warns drivers to do what?
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the source of there vibrations
Sound waves spread out as they move farther away from....
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Pitch is how high or low a sound is and volume is how loud or soft a sound is.
What is the difference between pitch and volume?
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something blocks their path
Sound waves keep moving outward until......
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sends messages to the brain
What does the auditory nerve do?
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trumpet
In Bible times what instrument was often used to communicate information?
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