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Carnegie Physics I

Units and Parameters of Sound

QuestionAnswer
Corresponding units for Wavelength millimeters
Corresponding units for Propagation speed meters/sec
Corresponding units for Frequency Hertz
Corresponding units for Period Second
Corresponding units for Intensity Watts/cm2
Corresponding units for Power Watts
True or false: The wavelength can be changed by the operator. False
True or false:The propagation speed can be changed by the operator. False
True or false:The intensity can be changed by the operator. True
True or false: A wave with a frequency of 15,000MHz is ultrasonic True
True or false: Sound is a transverse, longitudinal wave. False
True or false: Propagation speed decreases as frequency increases False
What is the corresponding unit of measure for: Pressure? Pascals
What is the corresponding unit of measure for: Density? kg/cm3
What is the corresponding unit of measure for: Temperature? Celsius
What is the length of time it takes to complete a single cycle? Period
The number of certain events that occur in a specific duration of time. Frequency
Equals the difference between the average value and the maximum value of an acoustic variable. Amplitude
Relates to the strength of the sound wave. (The rate at which the work is performed.) Power
The concentration of energy in a sound beam. Intensity
The distance sound travels in one complete cycle. Wavelength
The speed of sound as it moves through a particular medium Propagation Speed
Frequency can be described as: High or low
Time or period can be described as: Long or short
Rate can be described as: Fast or slow and High or low
Wavelength can be described as: Long or short
Power and intensity can be described as: High or low
Created by: ICVT2b