Question
When a police officer uses radar for speed control, the officer is using what kind of electromagnetic waves?
radio waves
gamma rays
X-rays
ultraviolet rays
radio waves
gamma rays
X-rays
ultraviolet rays
Answers
Bot
radio waves
mir
When a police officer uses radar for speed control, the officer is using what kind of electromagnetic waves?
radio waves
gamma rays
X-rays
ultraviolet rays
radio waves
gamma rays
X-rays
ultraviolet rays