Unit 1 Flashcards
Map
A two-dimensional, or flat, representation of Earth’s surface or a portion of it.
Scale
the relationship between the portion of Earth being studied and Earth as a whole
Space
The physical gap or interval between two objects
Connection
Relationships among people and objects across the barrier of space.
General refrence map
a map that shows many kinds of natural and human-made features
Thematic map
Uses symbols and colors to show spatial patterns of data
Map Projection
The system used to transfer locations from Earth’s surface to a flat map.
Mashup
a map that overlays data from one source on top of a map provided by a mapping service
Longitude
The basis for telling time
Latitude
The numbering system used to indicate the location of parallels drawn on a globe and measuring distance north and south of the equator.
Parallel
A circle drawn around the globe parallel to the equator and at right angles to the meridians.
Meridian
An arc drawn on a map between the North and South poles.
Prime Meridian
The meridian, designated at 0° longitude, which passes through the Royal Observatory at Greenwich, England.
Greenwhich Mean Time (GMT)
The time in the zone encompassing the prime meridian, or 0° longitude.
Map Scale
The relationship between the size of an object on a map and the size of the actual feature on Earth’s surface.