Answer:3.333 cm
Step-by-step explanation:
3.333 cm
Step-by-step explanation:
speed of light, c = 3.00 x 10^8 m/s
frequency of , f = 9.0 x 10^9 Hz
Formula: would be that the wavelength = c / frequency
wavelength = 3.00 x 10^8 m/s / 9.00 x 10^9 Hz. 0333 metErs per seconds