The frequency and the wavelength of the light will change after reflection (and obviously, its direction changes too).
Work Step by Step
The reflected light is emitted from a moving source. The speed of light stays the same.
You can help us out by revising, improving and updating this answer.Update this answer
After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.