Question

what is the speed of light in one second​

Answer 1

Answer:

Speed of light, speed at which light waves propagate through different materials. In particular, the value for the speed of light in a vacuum is now defined as exactly 299,792,458 metres per second.

Answer 2

$\huge\mathcal{\red {\underline {\overline {\mid {\pink {186,000 mi/sec.}}\mid}}}}$