blueval3tine
15.01.2021 •
Physics
Which statement describes a light wave passing through space?
O A. Vibrations of the electric field are parallel to vibrations of the
magnetic field.
B. Vibrations of the electric field are perpendicular to vibrations of
the magnetic field.
O C. Vibrations of the light source are perpendicular to the direction
that the wave travels.
D. Vibrations of the electric field are parallel to the direction that the
wave travels.
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Ответ:
Lets Reduce:
21/7=3 so we know for every 3 in 18/21 we have one in x/7
This means 6/7=18/21
Check:
18/6=3
21/7=3