| A | B |
|---|
| Antarctic Circle | the parallel of latitude 66 1/2 degrees south of the equator |
| Arctic Circle | the parallel of latitude 66 1/2 degrees north of the equator |
| axis | the imaginary line that goes through the Earth from the North Pole to the South Pole |
| bar graph | a graph that uses thick bars of different lengths to compare numbers or amounts |
| cardinal directions | north, south, east, and west |
| charts | facts shown in columns and rows |
| circle graph | a graph that shows how something whole is divided into parts |
| compass rose | a symbol that shows directions on a map |
| degrees | the units of latitude and longitude |
| Equator | the imaginary line around the middle of the Earth that divides the Earth into the Northern and Southern Hemispheres |
| geography | the study of Earth, its features, and how people live and work on Earth |
| grid | a pattern of lines drawn on a map that cross each other to form squares |
| hemisphere | half of a sphere; half of Earth |
| inset map | a small map within a larger map |
| intermediate directions | northeast, southeast, northwest, southwest |
| international boundary | where one country ends and another begins |
| interstate highway | a main highway that crosses the entire country |
| latitude | the distance north or south of the Equator measured in degrees |
| legend | a map key, or list of symbols on a map and what they stand for |
| line graph | a graph that shows how something changes over time |
| longitude | the distance east or west of the Prime Meridian, measured in degrees |
| map index | the alphabetical list of places on a map with their grid squares |
| map scale | the guide that shows what distances on a map equal in the real world |
| meridians | lines of longitude |
| North Pole | the point farthest north on Earth |
| parallels | lines of latitude |
| physical map | a map that shows elevation and relief |
| political map | a map that shows the boundaries separating states and countries |
| population map | a map that shows the number of people living in an area |
| Prime Meridian | the line of longitude from the North Pole to the South Pole and marked zero degrees. Divides the Earth into Eastern and Western Hemispheres |
| relief map | a map that shows the land on Earth |
| resource map | a map that uses symbols to show things in nature that people can use, such as coal, oil, and gold |
| route | a road or path from one place to another, such as a trail, highway, railroad, or waterway |
| sea level | the level of the ocean surface |
| South Pole | the point farthes south on Earth |
| state boundary | where one state ends and another begins |
| state highway | a main road that connects cities and towns within the boundaries of one state |
| symbol | a picture on a map that stands for something real |
| table | a way of showing a large amount of information in a small space, using rows and columns |
| time zone | an area of Earth where the time is the same |
| title | the name of a map |
| Tropic of Cancer | the parallel of latitude 23 1/2 degrees north of the Equator |
| Tropic of Capricorn | the parallel of latitude 23 1/2 degrees south of the Equator |
