Answer: It prevents us from seeing most of the galactic disk with visible and ultraviolet light.
(hope this helps) :)
<span>Just add the two kinetic energies;
E = (1/2)mv^2 + (1/2)mv^2</span>
Option (C) is the correct one.
Explanation:
Coulmbs law here is,

Which is almost equal to optionC.
The sharpness of the scissors or hedge clippers.
“Wave-B is every bit as invisible as Wave-A is.”