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CK-12 Foundation
Ck 12: Wave Speed Calculations
[Free Registration/Login may be required to access all resource tools.] Students investigate and analyze characteristics of waves, including velocity, and calculate the relationship between wave speed, frequency, and wavelength.
Texas Education Agency
Texas Gateway: Physics of Hearing: Doppler Effect and Sonic Booms
By the end of this section, you will be able to define Doppler effect, Doppler shift, and sonic boom; calculate the frequency of a sound heard by someone observing Doppler shift; and describe the sounds produced by objects moving faster...