| A | B |
| relief map | depicts high and low features on earth's surface |
| map scale | relates map distances to actual distrances on earth's surface |
| map legend | explains the meaning of each symbol on a map |
| equator | divides earth into northern and southern hemispheres |
| latitude and longitude | allows you to find the exact location of any place on earth |
| projection | represents earth's curved surface on a flat map |
| prime meridian | serves as a reference line for longitude |
| satellite | an object that orbits a more massive object |