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
Ο Α
B
С
D

Answer 1

D

Step-by-step explanation:

its right on edg 2020

Answer 2

radio waves

Step-by-step explanation:

raidio waves