A map key should include symbols, lables and explanations.
Key
so you can know what the colors on the map means
The key on a map identifies symbols that are used on that map, for example, different maps may use a different symbol to highlight a hospital's location, so each map has a key - or a legend - to explain it's symbols. For example:an airplane for an airport.
A picture in a map key that represents an object is a symbol. Maps use keys to explain the meaning of each symbol on the map.
A map key will have the meaning of the different symbols that are found on a map. So if there are tree symbols on the map the key may explain that these symbols mean there is a park in those locations.
it is called a map key and it shows what the different symbols on the map represent. The key shows a symbol an then goes to explain what the symbol means-------This may also be known as a legend.
A map will have a key that will explain what the symbols mean such as railroad, airport, or highway.
A map key
the key or legend, that is the technical term, tells you what each symbol on the map represents. the symbols can mean different things so check the key or legend for help knowing what the symbols mean.
They use symbols to provide information about features on a map.
The key on a map explains what the symbols and images on the map mean.
Another name for a map legend is key.