Unit 1 Map Skills Flashcards
What is a map?
Representation of the Earth’s features drawn on a flat surface.
What is the most accurate way to portray the Earth?
Globe
What is the difference between a Mercator map projection and a Peters projection?
Mercator- for navigation charts
Peters- for viewing the accurate size
Which map is a balance between the two maps?
Robinson
What is a thematic map?
Shows one specific topic
Example of a direct statement scale:
1cm=200km
What does 1:50000 mean?
The 1 represents distance on the map, thr second term is the distance in real life
If the direct statement scale on a map was 1cm=35km, what would the actual distance between two points be if they measured 10cm apart on a map?
10cm X 35km = 350km on the Earth.
List 5 features on any map
Tiltle, Legend, Scale, Directions, Borders
Why does a map need a title?
Identifies area shown
Why does a map need a legend?
Meaning of symbols and colors
What is the difference between the Internation Date Line and the Prime Meridian?
International Date Line- 180 degrees longitude, cuts through Syberia, Russia
Prime Meridian- 0 degrees longitude, cuts through London, England
What os the reference point for all ladtitude mearsurments?
Equator
Where is the Equator?
0 degrees latitude, cuts right below the skull shape part of Asia
How do you locate England on a map
It is at 0 degrees longitude
