Want this question answered?
It's 669,600,000 MPH
Yes, they travel some fast!
Copper is opaque to light - light can not travel though it.
Wrong light bulb.
the speed of light
it can travel from 380nm [nanometres] to 740nm
light bulb is about to go
Darkness is the absence of light and will therefore travel at the speed of light (6x108m/s)
light travels faster.
the light speed are very fast so light easily reach on earth
yes
at the speed of light