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Science16

science.

QuestionAnswer
What does the loudness of a sound depend on? energy and distance
the amount of energy a sound wave carries per second through an area intensity
unit that measures sound decibel
What does the pitch of a sound depend on? frequency
how high or low a sound seems to a person pitch
the change in frequency of a wave as its source moves in relation to an observer Doppler Effect
sound wave that forms when sound waves overlap shock wave
sounds with frequencies below the human range of hearing infrasounds
sounds with frequencies above the normal human range of hearing ultrasounds
disturbance that travels in longitudinal waves sound
a reflected sound wave echo
Name two ways sound waves diffract. bend around corners and spreading out after passing through a doorway
What does the speed of sound depend on? elasticity, density, and temperature of medium
What does the elasticity of a medium depend on? how well the medium's particles bounce back after being disturbed
The greater the temperature, the ____ sound travels. faster
a set of notes that combine in patterns that are pleasing music
What does the sound quality of music depend on? the instruments making the music
an object's higher natural frequencies overtones
an object's lower natural frequencies fundamental tones
Name examples: percussion wind strings percussion-drums, bell, cymbal, xylophone wind-trumpet, flute, clarinet, tuba strings-guitar, violin, cello, harp
the study of how sounds interact with each other and the environment acoustics
when the echoes of a sound are heard after the sound source stops producing sound waves reverberation
What does the pitch of a drum depend on? its size the material its made of the tension in the drum head
What does the pitch of each string on a stringed instrument depend on? length, thickness, material, tension
Which travels faster, light or sound? light
Created by: lindsay798
 

 



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