Correl 2 GIS

It combines location and information about the location; Ability to analyze information.

Analyze as many layers of information at once; Can overlay different spatial information at once.

Information associated with an underlying geography, or description of location.

The science that deals with the construction, use, and principles behind maps and map use.

Imaginary lines that runs horizontally; Degrees latitude are numbered from 0 to 90 north and south.

• Latitude

• Longitude

Imaginary lines that runs vertically and also known as meridians.

• Latitude

• Longitude

Also known as parallels since they are parallel and are equal distant from each other (69 miles or 111 km apart).

• Latitude

• Longitude

They converge at the poles and are widest at the equator (69 miles or 111 apart).

• Latitude

• Longitude

It provides essential information for the map reader.

Ratio between distance on a paper map and distance of the same stretch in actual terrain.