# AP Physics B : Understanding Wavelength, Frequency, and Velocity

## Example Questions

### Example Question #1 : Waves And Optics

In the electromagnetic spectrum, __________ have the highest frequency and __________ have the greatest energy per photon.

X-rays . . . radio waves

ultraviolet light . . . X-rays

microwaves . . . microwaves

infrared light . . . ultraviolet light

gamma rays . . . gamma rays