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

## Example Questions

### Example Question #1 : Waves

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

infrared light . . . ultraviolet light

X-rays . . . radio waves

gamma rays . . . gamma rays

microwaves . . . microwaves

ultraviolet light . . . X-rays