1.10 Grid System Review

Line of latitude or a parallel

Two names for a line on the grid system that runs E/W


0 degrees latitude

Northern/Southern Hemisphere

Half of the earth that is NORTH of the equator.Half of the earth that is SOUTH of the equator.

90 Degrees North/South

Highest number of degrees latitude a location can be.

line of longitude/meridian

a line on the grid system that runs north to south.

Prime Meridian

0 degrees longitude

Western Hemisphere/Eastern Hemisphere

Halves of the earth divided by the prime meridian.

180 Degrees West/East

Highest number of degrees longitude a location can be

360 Degrees

Total degrees of longitude

180 Degrees

Total number of degrees latitude on the grid system

North Pole

Point located at 90 Degrees North

Artic Circle

66.5 Degrees North

Tropic of Cancer

23.5 Degrees North

Tropic of Capricorn

23.5 Degrees South

Antartic Circle

66.5 Degrees South

South Pole

90 Degrees South

Low Latitudes

areas between the Tropic of Cancer and the Tropic of Capricorn; also known as tropics

Middle Latitudes

areas between the high and low latitudes; also known as temperate zone

High Latitudes

areas north of the Arctic Circle and south of the Antarctic Circle; also know as polar zone

International Date Line

the line of longitude that marks where each new day begins, centered on the 180th meridian

Total Number of Time Zones