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B
C
D
E
100
How the intensity of sound is measured
What is DECIBELS
100
A vibration that can be heard
What is SOUND
100
We are able to hear most sounds through this
What is AIR
100
The disturbance that moves energy from place to place
What is WAVE
100
Loudness and softness of a sound
What is VOLUME
200
Sound wave that bounces back toward its source and is heard again
What is ECHO
200
Objects that vibrate quickly have this kind of pitch
What HIGH
200
How high or how low a sound is
What is PITCH
200
Uses echoes to inside a person’s body
What is ULTRASOUND
200
Sound waves move most slowly through this
What is GASES
300
The way sound moves through matter
What is WAVES
300
A harsh, unwanted, or unexpected sound
What is NOISE
300
In a sound wave this is the distance from one compression to the next
What is WAVELENGTH
300
The type of sound waves that travel through matter is called this
What is MECHANICAL
300
Uses echoes to look for things underwater
What is SONAR
400
The number of waves that pass a point in one second
What is FREQUENCY
400
Are most of the sounds that we hear a blend of several waves?
What is YES
400
Do sound waves carry particles of matter with it?
What is NO
400
Do sound waves travel in all directions away from the source of sound?
What YES
400
The science of sound
What is ACOUSTICS
500
Changes sound waves into electrical pictures seen on a graph
What is OSCILLOSCOPE
500
Smooth, hard surfaces will usually do this to sound
What is REFLECT
500
The quality of sound that distinguishes it from other sounds
What is TIMBRE
500
Part of a sound wave where some particles of matter are pushed together
What is COMPRESSION
500
Rough, fuzzy surfaces usually do this to sound
What is ABSORB
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