3 ms·

http://www.wolframalpha.com/input/?i=depth+of+challenger+deep+in+meters http://www.wolframalpha.com/input/?i=depth+of+challenger+dee... http://www.wolframalpha

http://www.wolframalpha.com/input/?i=depth+of+challenger+deep+in+meters http://www.wolframalpha.com/input/?i=depth+of+challenger+dee... http://www.wolframalpha.com/input/?i=time+for+light+to+travel+11000+meters http://www.wolframalpha.com/input/?i=time+for+light+to+trave... 40 µs, not ms. (off topic.. can anyone get wolfram alpha to answer that in one query?)

andyn 15y ago
"Depth of Challenger Deep in light seconds"
burke 15y ago
I was going for the distance from some arbitrary spot in North America to some arbitrary spot way out in the middle of the Pacific Ocean, where I'd assume the ocean is at its deepest, but this is interesting too.