A D note has a frequency of 587.33 Hz. Calculate its wavelength in meters. The speed of sound is 343 m/s

Individuals who live below the poverty line get seriously ill more often than those who do not what could be the hidden variable in this situation?

There are two-speed cameras, one in an are where the speed limit is 30 km/h and another where the speed limit is 50 km/h. in which will there be a smaller time interval between the photographs? explain your answer.

What are two different ways you could find the value of a? explain these methods.