Latitude
· An angle from the Earth’s center to a location on its surface
north or south of the equator determines latitude.
· Measures degrees north or south of the equator (0 to 90 degrees)

Longitude
· An angle from the Earth’s center to a location east or west
of the Prime Meridian determines longitude. The Prime Meridian runs
through Greenwich England.
· Measures degrees east or west of the Prime Meridian.
Longitude is measured from 0 to 180 degrees.

Latitude and longitude combine to make a grid that can be used to determine your location on Earth.
