What is a legend on a map?
A legend displays the meaning of the symbols, colors and styles used to represent geographic data on the map. Legends consist of examples of the symbols on the map with labels containing explanatory text. Legends have patches that show examples of the map symbols.
Is a map key and legend the same?
Map Key vs. These terms are typically used interchangeably, but sometimes a map includes both a key and legend. In these cases, the key contains the list of symbols used on the map, and the legend includes the scale, abbreviations, and compass rose to show the cardinal directions.
What is a key on a diagram?
A key is an attribute in ER diagrams whose values are distinct for each individual entity in an entity set. For example for a student entity set Roll Number or Registration Number can be a key because these are unique for each student entity.
What is key and attributes?
A key in DBMS is an attribute or a set of attributes that help to uniquely identify a tuple (or row) in a relation (or table). Keys are also used to establish relationships between the different tables and columns of a relational database. Individual values in a key are called key values.
What are key examples?
The definition of a key is a metal instrument used for opening and closing a lock or operating a mechanical device. An example of key is what people use to open their car doors and start the engine.
What is the definition of map legend?
A map legend or key is a visual explanation of the symbols used on the map. It typically includes a sample of each symbol (point, line, or area), and a short description of what the symbol means. For example, a short segment of a blue sinuous line may be labeled ‘rivers’.
What does legend mean in geography?
Answer and Explanation: A legend in geography is an area set aside on a map that has a list of symbols, shapes, and colors.
What does map key mean?
A map key is an inset on a map that explains the symbols, provides a scale, and usually identifies the type of map projection used . Technically, the key is part of the map legend.
What is the definition of a map key?
map key (Noun) A legend; a small description of the symbols used, in an inset How to pronounce map key?