2 GridDefinition – A pattern of lines that circles the globe in east-west and north-south directions.Purpose – To help us locate places on the earth / a map.
3 Latitude / Parallels Definition – The east-west lines in the grid. Purpose – Measure the distance north and south of the Equator.
4 EquatorDefinition – The imaginary line that circles the earth halfway between the North and South Poles.Purpose – It is located at 0° Latitude and distances are measured north or south of it.
5 Longitude / MeridiansDefinition – The north-south lines in the grid, which pass through the two poles.Purpose – Measure the distance east and west of the Prime Meridian.
6 Prime MeridianDefinition – An imaginary line that runs through Greenwich, England.Purpose – It is located at 0° Longitude and distances are measured east or west of it.
7 HemisphereDefinition – Half of the earth as divided by the Equator (Northern and Southern hemispheres) or by the Prime Meridian and the 180° meridian (Eastern and Western hemispheres).Purpose – Helps to identify the location of a place on a globe.
8 ProjectionDefinition – Ways of showing our round planet on a flat map.Purpose – Allows map makers to make the best type of map for their purpose.
9 Compass RoseDefinition – A directional indicator that shows which way north, south, east, and west lie on a map.Purpose – Helps us to find locations on a map.
10 Scale Definition – Represents the distances between points on a map. Purpose – Shows us how much smaller a map is than the real area it represents (1 inch may equal 100 miles).
11 Legend / Map KeyDefinition – Explains what the symbols on a map represent/mean.Purpose – Helps us to find information on a map.
12 Locator MapDefinition – Shows where in the world the area on a map is located.Purpose – Helps us to find an area and see the surrounding areas that relate to it.