Earth Models

2. the difference between the highest and lowest elevations in a given area
4. any semicircle that runs north and south around earth from the geographic North Pole to the geographic South Pole; a line of longitude
5. a flat map that represents a spherical surface
7. any circle that divides the globe into halves
8. the angular distance north and south from the equator; expressed in degrees
10. a line that connects points of equal elevation on a map
12. the height of an object above sea level
14. a satellite navigating system based on a network of 24 satellites that transmit radio signals to earth's surface

1. a list of map symbols and their meanings
3. the angle between of the geographic pole and the direction in which the compass needle points
6. any circle that runs east and west around Earth and that is parallel to the equator; a line of latitude
9. the size and shape of the land surface features of a region, including a relief
11. the angular distance east and west from the prime meridian; expressed in degrees
13. a line on a map that represents a constant or equal value of a given quantity
15. the relationship between the distanceshown on a map and the actual distance