| A | B |
| globe | a sphere that represents Earth's surface |
| longitude | the distance east or west of the prime meridian |
| latitude | the distance in degrees north and south of the equator |
| topographic map | a map that shows the surface features of an area |
| contour line | a line on a topographic map that connects points of equal elevation |
| contour interval | the difference in elevation from one contour line to the next |
| Global Positioning System | a method of finding latitude and longitude using satellites |
| hemisphere | one half of the sphere that makes up Earth's surface |