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  2. Units of measurement in transportation - Wikipedia

    en.wikipedia.org/wiki/Units_of_measurement_in...

    kilometre (km) or kilometer is a metric unit used, outside the US, to measure the length of a journey; the international statute mile (mi) is used in the US; 1 mi = 1.609344 km; nautical mile is rarely used to derive units of transportation quantity.

  3. China National Highway 110 traffic jam - Wikipedia

    en.wikipedia.org/wiki/China_National_Highway_110...

    [2] [3] The traffic jam slowed thousands of vehicles for more than 100 kilometers (60 mi) and lasted for 12 days. [3] [4] [5] Many drivers were able to move their vehicles only 1 km (0.6 mi) per day, and some drivers reported being stuck in the traffic jam for five days. [5] It is considered to be the longest traffic jam in recorded history. [6 ...

  4. Nautical mile - Wikipedia

    en.wikipedia.org/wiki/Nautical_mile

    A nautical mile is a unit of length used in air, marine, and space navigation, and for the definition of territorial waters. [2] [3] [4] Historically, it was defined as the meridian arc length corresponding to one minute (⁠ 1 / 60 ⁠ of a degree) of latitude at the equator, so that Earth's polar circumference is very near to 21,600 nautical miles (that is 60 minutes × 360 degrees).

  5. List of United States cities by area - Wikipedia

    en.wikipedia.org/wiki/List_of_United_States...

    San Francisco is an extreme example: water makes up nearly 80% of its total area of 232 square miles (601 km 2). In many cases an incorporated place is geographically large because its municipal government has merged with the government of the surrounding county.

  6. 0 to 60 mph - Wikipedia

    en.wikipedia.org/wiki/0_to_60_mph

    The time it takes a vehicle to accelerate from 0 to 60 miles per hour (97 km/h or 27 m/s), often said as just "zero to sixty" or "nought to sixty", is a commonly used performance measure for automotive acceleration in the United States and the United Kingdom. In the rest of the world, 0 to 100 km/h (0 to 62.1 mph) is used.

  7. List of long-distance trails in the United States - Wikipedia

    en.wikipedia.org/wiki/List_of_long-distance...

    A National Recreation Trail which forms a 60-mile (97 km) loop in combination with the Appalachian Trail. East Coast Greenway: 3,000 4,828 Eastern U.S. Calais, Maine: Key West, Florida: 29% complete as of 2013, multi-use path Eastern Continental Trail: 5,400 8,690 Eastern U.S. Key West, Florida: Belle Isle, Newfoundland: mountain route to ...

  8. Kármán line - Wikipedia

    en.wikipedia.org/wiki/Kármán_line

    Kincheloe flew 2000 miles per hour (3,200 km/h) at 126,000 feet (38,500 m), or 24 miles up. At this altitude and speed, aerodynamic lift still carries 98 percent of the weight of the plane, and only two percent is carried by inertia, or Kepler force , as space scientists call it.

  9. Template:Convert - Wikipedia

    en.wikipedia.org/wiki/Template:Convert

    Converts measurements to other units. Template parameters [Edit template data] This template prefers inline formatting of parameters. Parameter Description Type Status Value 1 The value to convert. Number required From unit 2 The unit for the provided value. Suggested values km2 m2 cm2 mm2 ha sqmi acre sqyd sqft sqin km m cm mm mi yd ft in kg g mg lb oz m/s km/h mph K C F m3 cm3 mm3 L mL cuft ...