| A | B |
| geography | the study of the earth, the people on it, and the relationships between them |
| hemisphere | one half of the Earth |
| equator | imaginary line one half way between the North and South Poles |
| projection | way of showing the round earth on a flat paper |
| political map | shows man-made features like cities and boundaries |
| symbols | used on map to represent something on the Earth |
| legend | explains the symbols used on a map |
| key | another name for a legend |
| elevation | height above sea level |
| sea level | the surface of the oceans |
| highlands | areas that stand higher than the surrounding areas |
| lowlands | areas that are lower than the surrounding areas |
| relief | difference between the highest and lowest points of land in an area |
| high relief | frequent, sizeable drops and rises in the land surface |
| low relief | land rises or falls only slightly |
| cardinal directions | north, south, east, west |
| direction arrow | indicates the location of north on a map |
| compass rose | shows the cardinal plus the intermediate directions |
| intermediate directions | northwest, northeast, southeast, southwest |
| scale | line on a map that tells the actual distance on the earth |
| grid | pattern of regular sections identified by numbers and letters |
| global grid | latitude and longitude lines |
| parallels of latitude | tell distance north or south of the Equator |
| meridians of longitude | tell distance east or west of the Prime Meridian |
| degrees | units of measurement for latitude and longitude |
| prime meridian | 0 degrees longitude |
| equator | 0 degrees latitude |
| great circle route | shortest distance between two places on a globe |
| great circle | any line which divides the earth into two equal parts |