A Distortion is the change to a object, form or thing.
GEOGRAPHIC INFORMATION SYSTEM (GIS)
It is a system to manage, store , and analyse data, and associated attributes that related to the earth.
GLOBAL POSITIONING SYSTEM
It is a means to find a location on earth.
GRID
Multiple independent computing clusters which act like a "grid" because they are composed of resource nodes not located within a single administrative domain.
MAP
A two-dimensional, or flat, representation of earths surface or a portion of it.
MAP SCALE
The scale of a map is the ratio of a single unit of distance on the map to the equivalent distance on the ground.
MAP TYPES
Refer to Cartography
MENTAL MAP
The concept of a mental map refers to a person's personal point-of-view perception of their own world.
MODEL
A model is a pattern, plan, representation (especially in miniature), or description designed to show the main object or workings of an object, system, or concept.
PROJECTION
Map projections are attempts to portray the surface of the earth or a portion of the earth on a flat surface.
REMOTE SENSING
Remote sensing is the small or large-scale acquisition of information of an object or phenomenon, by the use of either recording or real-time sensing device(s) that is not in physical or intimate contact with the object.
TIME ZONES
A time zone is a region of the Earth that has adopted the same standard time, usually referred to as the local time.