journeyburks07
24.04.2021 •
Physics
1. Which property distinguishes all electromagnetic waves from mechanical waves, such as sound waves and water waves?
A. the ability to travel in a vacuum
B. very short wavelength
C. oscillations that are perpendicular to the direction of motion
D. oscillations that are parallel to the direction of motion
PLEASE HELP
Solved
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Ответ:
Travelled 21.84m
Explanation:
5.6 metres a second, 3.9 seconds.
5.6×3.9=21.84