contestada

the wavelength of a light wave can be used to measure which of the following?

A: How many photons the wave contains

B: How high the top of the wave is

C:How much energy the wave has

D:The direction the wave is traveling

Respuesta :

Option C. How much energy the wave has.

The energy of the light is related with the wavelenght and the equation is

Energy = Planck constant * ligth speed / wavelenght.

The shorter the wavelength the higher the energy  of the wave.