Chapter 1 Flashcards
Geography
The Study of the Earth
5 Key Themes
Location Place Region Movement Human Earth Relationships
Scientific Method
Ask a question Do background research Construct a hypothesis Test Hypothesis Analyze Data and Draw Conclusion Report results
Systems
Earth - Open system all components
Space -Close system self contained
Model
Simplified representation of reality
Ex: Maps, Globes and stuff like that
Earth’s Four Spheres
Atmosphere - Air
Lithosphere - Rock Layer
Hydrosphere - Water
Biosphere - All Living Things
Northern and Southern Hemisphere
Defined by the equator
Eastern and Western Hemisphere
Defined by humans rather than physical principles
Six Continents
Africa Antarctica Australia N. America S. America Eurasia
Five Oceans
Arctic Atlantic Indian Pacific Southern
Africa
Where all humans come from
Australia
Smallest Continent
Eurasia
Largest Continent
Geographic Grid
A system for locating a place on earth
Meridian
Longitude
Parallel
Latitude
Sacramento’s Latitudinal Zone
38° 33’ N
Latitude
0° - 90° North or South
Longitude
0° - 180° East or West
Division of Global Time
One hour of time corresponds with 15° of longitude
International Date Line (IDL)
TheInternational Date Line is located halfway around the world from the prime meridian (0° longitude) or about 180° east (or west) of Greenwich, London, UK, the reference point of time zones.
Cartography
The science of drawing maps
Remote Sensing
Information contained from remote objects w/o physical contact. GPS, GIS
Geographic Info Systems (GIS)
Computer-based processing tool
Gathers, manipulates, analyzes geographic data
Global Positioning System (GPS)
Radio signals from satellites to determine location
