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NOAA National Ocean Service
oceanservice.noaa.gov › facts › longitude.html
What is longitude?
Lines of longitude, also called meridians, are imaginary lines that divide the Earth. They run north to south from pole to pole, but they measure the distance east or west. Longitude is measured in degrees, minutes, and seconds.
geographic coordinate that specifies the east-west position of a point on the Earth's surface
Longitude (/ˈlɒndʒɪtjuːd/, AU and UK also /ˈlɒŋɡɪ-/) is a geographic coordinate that specifies the east-west position of a point on the surface of the Earth, or another celestial body. It is an … Wikipedia
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Wikipedia
en.wikipedia.org › wiki › Longitude
Longitude - Wikipedia
1 month ago - Longitude (/ˈlɒndʒɪtjuːd/, ... in degrees and denoted by the Greek letter lambda (λ). Meridians are imaginary semicircular lines running from pole to pole that connect points with the same longitude....
People also ask

What is longitude?
Longitude is a measurement of location east or west of the prime meridian at Greenwich, London, England, the specially designated imaginary north-south line that passes through both geographic poles and Greenwich. Longitude is measured 180° both east and west of the prime meridian.
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britannica.com
britannica.com › philosophy & religion › humanities
Latitude and longitude | Definition, Examples, Diagrams, & Facts ...
Are lines of longitude parallel?
No, the lines of longitude are not parallel. They run North and South and converge at the poles and spread out near the equator.
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study.com
study.com › science courses › geology 101: physical geology
Longitude | Definition & Examples - Lesson | Study.com
What are lines of longitude and latitude used for?
Lines of Longitude and Latitude form a grid system that is used to pinpoint a location anywhere on the surface of the Earth using 2 sets of numbers.
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study.com
study.com › science courses › geology 101: physical geology
Longitude | Definition & Examples - Lesson | Study.com
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Study.com
study.com › science courses › geology 101: physical geology
Longitude | Definition & Examples - Lesson | Study.com
January 19, 2017 - Lines of longitude and latitude are imaginary grid lines covering the Earth and forming a system running north/south and east/west, respectively. These grid lines are called a geographic coordinate system.
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Sketchplanations
sketchplanations.com › latitude-longitude
Latitude and Longitude: How to Remember Which is Which - Sketchplanations
December 7, 2025 - Longitude lines are always long, as they all pass through the poles. Whereas latitude lines, as they encircle at different positions north-south around the planet, are long by the equator but short around the poles.
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Quora
quora.com › What-are-the-main-lines-of-longitude
What are the main lines of longitude? - Quora
Answer (1 of 25): The 0 degree meridian through the Greenwich Observatory in England is the longitude line used as the starting point for most of the nations in the world to measure longitude. It is very important for people who want to agree on what the numeric value of longitude is anywhere in ...
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Encyclopedia Britannica
britannica.com › philosophy & religion › humanities
Latitude and longitude | Definition, Examples, Diagrams, & Facts | Britannica
3 weeks ago - Lines of longitude (also called meridians) run between the geographic North Pole and the geographic South Pole and are used to measure distances from the prime meridian. Both latitude and longitude are measured in degrees (°), which may be ...
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Brainly
brainly.in › social sciences › secondary school
5. The Lines of Longitude to what and what​ - Brainly.in
May 12, 2020 - The lines of longitude run north and south. They are used to define the East-West position of a location on the planet. They run perpendicular to the Equator and latitude lines.
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ThoughtCo
thoughtco.com › latitude-and-longitude-1433521
What Are Latitude and Longitude Lines on Maps?
November 21, 2019 - There is both a north and south ... this marker. 90° north is the North Pole and 90° south is the South Pole. The vertical lines on a map are called longitude lines, also known as meridians....
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Humboldt State University
gsp.humboldt.edu › olm › Lessons › GIS › 01 SphericalCoordinates › Latitude_and_Longitude.html
GSP 270: Latitude and Longitude
The lines running North to South are called "Meridians" or "lines of longitude" (Figure 2), while the lines running East to West are called "Parallels" or "lines of latitude" (Figure 3).
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MapQuest
developer.mapquest.com › home › archive › what is the difference between latitude and longitude?
What is the difference between latitude and longitude?
July 18, 2024 - Latitude lines, known as parallels, run horizontally from east to west and are used to measure distances north or south of the equator. Longitude lines, called meridians, run vertically from the north and south poles, measuring distances east or west of the Prime Meridian.
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Shaalaa
shaalaa.com › question-bank-solutions › what-are-lines-of-longitude_418915
What are lines of longitude? - Geography | Shaalaa.com
July 12, 2025 - Lines of longitude are imaginary vertical lines that run from the North Pole to the South Pole, used to measure the east-west position on the Earth's surface. They are also known as meridians, with the Prime Meridian (0° longitude) serving ...
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NOAA National Ocean Service
oceanservice.noaa.gov › facts › latitude.html
What is latitude?
The Arctic Circle and the Antarctic Circle are at roughly 66 degrees north and south, respectively. They mark the boundaries of the Arctic and Antarctic regions. Each degree of latitude covers about 111 kilometers on the Earth’s surface. One degree of latitude can be further divided into 60 minutes, and one minute can be further divided into 60 seconds. A second of latitude covers only about 30.7 meters. Unlike longitude lines, which get closer to each other at the poles, latitude lines are parallel.
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Royal Museums Greenwich
rmg.co.uk › stories › time › what-longitude
What is longitude? | Royal Museums Greenwich
Longitude is the distance east or west measured from the Greenwich meridian and runs from 0° through Greenwich to 180° east and west on the other side of the globe. Until there was international agreement on this, longitudes might be measured ...
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Quora
quora.com › What-are-the-major-lines-of-longitude-and-latitude-What-purpose-do-they-serve
What are the major lines of longitude and latitude? What purpose do they serve? - Quora
Answer (1 of 15): On longitude I would say the Prime Meridian. All other lines of longitude are counted to the east or to the west of the Prime Meridian. The 180th meridian of longitude. That is where the east longitude meets the west longitude. It is also the line used for the date line, althou...
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Britannica Kids
kids.britannica.com › kids › article › latitude-and-longitude › 353366
latitude and longitude - Kids | Britannica Kids | Homework Help
Latitude and longitude are a system of lines used to describe the location of any place on Earth. Lines of latitude run in an east-west direction across Earth. Lines of longitude run in a north-south direction.
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Vocabulary.com
vocabulary.com › dictionary › line of longitude
Line of longitude - Definition, Meaning & Synonyms | Vocabulary.com
noun an imaginary great circle on the surface of the earth passing through the north and south poles at right angles to the equator ... meridian at zero degree longitude from which east and west are reckoned (usually the Greenwich longitude ...
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BBC
bbc.co.uk › bitesize › articles › zd4rmfr
What is longitude and latitude? - BBC Bitesize
January 20, 2025 - Lines of longitude run from the top of the Earth to the bottom, and divide up the Earth a bit like the segments of an orange. The line going through London, called Greenwich Meridian, is the starting point at zero degrees.
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NCERT
ncert.nic.in › textbook › pdf › kegy304.pdf pdf
35 Map Projections Chapter 4 Map Projections
of the continents and oceans are accurately shown on it. It also · shows the directions and distances very accurately. The globe is · divided into various segments by the lines of latitude and longitude. The horizontal lines represent the parallels of latitude and the ·
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Twinkl
twinkl.com › teaching-wiki › longitude-lines
What are Longitude Lines? Definition of Longitude in Geography
They are essential for locating places. Download FREE teacher-made resources covering 'Longitude Lines' ... The definition of longitude lines is that they are geographical coordinates that are used to determine the east and west points on the Earth’s surface.
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Australian National Maritime Museum
sea.museum › en › article › a-beginners-guide-to-longitude
A beginners guide to longitude | Australian National Maritime Museum
The equator represents 0° and each pole represents 90°. Each degree of latitude corresponds with 60 nautical miles, or 111.1 kilometres, on the Earth’s surface. Longitude – Lines of longitude, called meridians, run vertically from pole to pole.