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Definitions
Definitions
Exploring the Earth' Surface
Mapping Technology
Topographical Maps
100
An area's elevation, relief, and landforms
What is topography?
100
A unit of measure used to measure distances on the surface of a sphere.
What are degrees?
100
Pictures usually taken by cameras mountain in airplanes used in the mapmaking process.
What are aerial photographs?
100
A line on a topographical map which connects points of equal elevation.
What is a contour line?
200
The difference in elevation between the highest and lowest parts of an area.
What is relief?
200
A map feature which relates distance on a map to distance on the Earth's surface.
What is a map scale?
200
A group of mountains closely related in age, shape and structure.
What is a mountain range?
200
A satellite based system that can determine the exact latitude and longitude for points on the Earth's system.
What is the Global Positioning System? (GPS)
200
The change in elevation from one contour line to the next.
What is a contour interval?
300
A feature of topography such as hills, mountains, valleys, etc.
What is a landform?
300
The distance in degrees east and west of the Prime Meridian.
What is longitude?
300
The large, flat or gently rolling grassland in the interior of North America.
What are The Great Plains.
300
What is the latitude of the North Pole?
What is 90 degrees North?
300
The way a steep cliff is shown on a topographical map.
What are contour lines very close together?
400
One half of a sphere which makes up the earth's surface.
What is a hemisphere?
400
The distance in degrees north and south of the equator.
What is latitude?
400
The major difference between a coast plain and an interior plain.
What is elevation?
400
The number of degrees you travel if you circle the globe completely and return to the spot from where you departed.
What is 360 degrees?
400
The way a depression is shown on a topographical map.
What are short lines pointing in from a circle?
500
A large area of land where the topography is made up of mainly one type of landform?
What is a landform region?
500
A spherical model of the earth's surface.
What is a globe?
500
An landform region with high elevation and low relief.
What is a plateau?
500
The number of GPS satellites above the horizon needed for a GPS to work.
What is three?
500
V-shaped contour lines point downhill.
What is ridge line on a topographical map?