• Geologists, hikers, and many other people need to be able to say where they are.
  • To describe your location, you could use a coordinate system.
  • Most maps use a grid of lines to help you to find your location.
  • Using this system you can define your location by two numbers, latitude and longitude.
  • Longitude tells you how far you are east or west from the Prime Meridian.
  • Latitude is also measured in degrees, which are subdivided into minutes and seconds.
  • If you know the latitude andLongitude of a place, you can find it on a map.
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