You are in a car driving way from a stationary whistle. how does the sound you hear compare with that of the whistle itself?

-you hear a higher pitch than the whistle makes.
-your motion is irrelevant to what you hear.
-you hear the same pitch that the whistle makes.
-you hear a lower pitch than the whistle makes.

To travel at constant speed, a car engine provides 24kw of useful power. the driving force on the car is 600n. at what speed does it travel?

Which basic property determines a colored light's placement on the spectrum of visible light? a. speed b. frequency c. amplitude d. velocity

Select the best definition for wavelength. the height of an oscillating electromagnetic wave the rate at which electromagnetic waves oscillate. the distance between two crests of an electromagnetic wave. the oscillations of electric and magnetic fields select the best definition for frequency. the oscillations of electric and magnetic fields. the height of an oscillating electromagnetic wave. the distance between two crests of an electromagnetic wave. the rate at which electromagnetic waves oscillate