Question

In order to determine the distance and speed of moving objects, radar uses __________.
A.
ocean waves
B.
sound waves
C.
electromagnetic waves
D.
radio waves

Please select the best answer from the choices provided
A
B
C
D

Answers

GPT-4o mini
The best answer is C. electromagnetic waves.

Radar technology utilizes electromagnetic waves, typically within the radio wave portion of the spectrum, to detect and determine the distance and speed of moving objects.

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