Nautical mile 1 sea mile", followed by "For most practical purposes distance is measured from the latitude scale, assuming that one minute of latitude equals one nautical mile". One tenth of a nautical mile is a cable length. The derived unit of speed is the knot, defined as one nautical mile per hour. The metre was originally defined as of the meridian arc from the North pole to the equator passing through Dunkirk. The Earth’s circumference is therefore approximately 40,000 km. The equatorial circumference is slightly longer than the polar circumference – the measurement based on this (40,075.017 km x x =
Massachusetts Route 240 is an at-grade intersection with traffic signals at Bridge Street, just north of U.S. 6. Massachusetts Route 240 Route 240 is a short south–north state highway in southeastern Massachusetts. Route 240 acts as a connector between U.S. Route 6 and I-195 in Fairhaven. There are ghost ramps at the northern end of the highway that show that Route 240 was intended to continue north of I-195 to Acushnet, which was originally planned in the 1970s, but lost traction over the years. An aerial view of the northern terminus hints of a continuation beyond that point. Most maps indicate that this