1	map		_____	North-South lines running between the poles
2	cartographer		_____	Sheet of paper laid on one of the poles; distorts landmasses away from center point
3	projection		_____	comparison of map measurement to actual Earth surface measurement
4	hemisphere		_____	A representation of the spherical Earth on a flat plane
5	equator		_____	Cone of paper wrapped around earth.; useful lfor mapping middle latitudes
6	prime meridian		_____	Flat, 2-dimensional representation of Earth's Surface
7	latitude		_____	uses contour lines and symbols to show surface features such as mountains, water, bridges, etc.
8	longitude		_____	The steepness of a landscape (change in elevation)
9	map scale		_____	a person who makes maps
10	Mercator Projection		_____	An equal division of Earth's surface into 2 parts. North and South. East and West.
11	Gnomonic Projection (Planar)		_____	Imaginary line dividing Earth into East West; establishes 0° longitude at Greenwich, England and starting point for standard time zones
12	Polyconic Projection		_____	Large cylinder of paper wrapped around planet; distorts areas near poles
13	radar		_____	All natural and human-made surface features of a particular area
14	false-color image		_____	sends out radio signals (electromagnetic waves) which bounce off any object and reflects back to device
15	Global Positioning System (GPS)		_____	East-West lines parallel to the equator
16	topographic map		_____	Imaginary line dividing Earth into North South; establishes 0° latitude
17	topography		_____	Uses computers and satellites to determine position, speed and time anywhere in the world at any time or weather
18	contour lines		_____	Angle by which the compass needle varies from true north
19	slope		_____	lines on a topographic map showing elevation
20	magnetic declination		_____	Assigns distinctive colors to different wavelengths so that scientists can pinpoint areas of things like low vegetation