Evolution of sexual production
Answer:The place to go for the answer to such an easy question is the SI Brochure, the document which defines the SI and all its units.
The question is asking to describe and state and calculate what do the observer on the earth measure for the speed of the laser beam, and base on my research, the answer would be v = 1bc, I hope you are satisfied with my answer and feel free to ask for more
Pulling a dogs leash: inertia
