May 11, 2009
May 6, 2009
The knot is a unit of speed, equal to 1 nautical mile per hour. It is equal to 1.95760736 × 10^-13 light years. But most importantly, 1 knot is a neater way of expressing 2.55728766 × 10^-12 furlongs per nanosecond.
6 months ago • 0 notes