a diagrammatic representation of the earth's surface (or part of it)
a sphere on which a map (especially of the earth) is represented
size or measure according to a scale
something visible that by association or convention represents something else that is invisible
a list of words or phrases that explain symbols or abbreviations
a position on a scale of intensity or amount or quality
an imaginary line around the Earth forming the great circle that is equidistant from the north and south poles
Half of the earth
meridian at zero degree longitude from which east and west are reckoned (usually the Greenwich longitude in England)
an imaginary line around the Earth parallel to the equator
Distance east or west of the prime meridian, measured in degrees
the configuration of a surface and the relations among its man-made and natural features
distance of something above a reference point (such as sea level)
the difference in elevation between the highest and lowest parts of an area
feature of Earth's surface (examples: mountains, valley, hill, plain, mesa)
a large area of flat or gently rolling land
a landform with high elevation and high relief
A landform that has high elevation and a more or less level surface.
The tiny dots in a satellite image
the practice of measuring angles and distances on the ground so that they can be accurately plotted on a map
Converting information to numbers for use by a computer.
a FRAMEWORK of lines that helps to show landmasses on a flat surface
a line drawn on a map connecting points of equal height
the difference in elevation from one contour line to the next
a map that shows the surface features of an area
On a topographic map, a heavier contour line that is labeled with elevation of that contour line in round units
Satellite-based navigation system that permits a user to pinpoint their location on Earth.
image of a larger region on earth taken by a satellite orbiting in space.
a large area of land where the topography is similar
a series of hills or mountains