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Carnegie Physics I
Units and Parameters of Sound
Question | Answer |
---|---|
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 |