The map key is different on any map; It helps you understand how to read the map. Sometimes there are symbols you do not understand, so the key describes what they mean.
Another name for a map legend is key.
The key of the map explains all the symbols used on the map.
The map key or legend helps map readers understand the relative distances, features, and sites printed on the map.When you open a map, you can usually find the legend near a corner. The legend identifies the symbols used on the map, the distance bars and the caveats that the map makers included in the map.
Key
Map legend.
The part of a map which explains its symbols are called legends/map symbols.
the key or legend
map legend
A map KEY.
map key
The symbols on a map are defined in a key. The key defines each symbol so one can properly read a map.
the key of the map. Or the map key. they are the same thing