Map Skills Flashcards
What does BOLTSS stand for?
BORDER
ORIENTATION
LEGEND
TITLE
SCALE
SOURCE
What is another name for legend?
Key
What does a border do?
Stand out and define a map
What does the orientation do?
Show the direction (north)
What does the title of the map show?
Very specific information about that map and contains place name and description of what is found on the map.
What does the scale do?
A scale allows people to determine the actual distance between places on a map.
What does the source do?
Holds the information used to create the map
What are horizontal lines called?
horizontal lines are called northings
What are vertical lines called?
vertical lines are called eastings.
Area reference number?
4
Grid reference number?
6
What is the order of eastings and northings?
Eastings are ALWAYS given before northings.
What does 1:25,000 mean?
1cm is equal to 25,000cm
What are contour lines?
Lines on a map that join places of the same height
What does relief mean?
the differences in height from place to place on the land’s surface.
How is relief calculated?
Relief is calculated by finding the difference in height between two points in an area, or the highest minus the lowest point.
What is contour interval?
The elevation difference is represented by each contour line on a topographic map.
What method should I use?
PQE
What does P stand for?
Pattern
What do you do for P?
Look for patterns and things that stand out
What does Q stand for?
Quantify
What do you do for Q?
Add accurate and specific information
What does E stand for?
Exceptions
What do you do for E?
Identify everything that doesn’t fit into your pattern
