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15 Cards in this Set
- Front
- Back
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What is the definition of geography? |
Geography is the science that studies the relationships among geographic areas, natural systems, society, cultural activities, and the interdependence of all of the above through space. |
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Define 'Spatial' |
Refers to the nature and character of physical space, its measurement and the distribution of things within it.
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Geographic science is often divided into 5 themes:
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location, place, region, movement, and human-earth relationships.
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What is a system? |
A system is any set of ordered, inter-related components and their attributes, linked by flows of energy and matter.
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Define open and closed systems: |
An open system is a system with inputs AND outputs of matter and energy. Earth is an open system in terms of energy.
A closed system is shut off from the surrounding environment so that it is considered self contained. Earth is a closed system in terms of physical matter and resources. |
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Name the three abiotic spheres and one biotic sphere: |
Three abiotic spheres: atmosphere, hydrosphere, lithosphere (geosphere) One biotic sphere: Biosphere
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Define GIS and GPS |
GIS – Geographic Information Systems : Computer based data processing tool for gathering, analyzing, manipulating and displaying information. EX:weather/satellite maps are examples of a GIS model
GPS – Global Positioning Systems |
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Define remote sensing |
Remote Sensing – Observing Earth from space.
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Define latitude and longitude |
Latitude – Angular distance north or south of the equator ( + indicates North latitude - indicates a Southlatitude)
Longitude – Angular distance East or West of a point on earths surface. |
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Define meridians and parallels |
Meridian – A line connecting all points along the same longitude
Parallel – A line connecting all points along the same latitude |
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Earth's dimensions: Polar circumference and diameter?
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Polar circumference : 40 008km
Polar diameter : 12 714km |
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Earth's dimensions: Equatorial circumference and diameter? |
Equatorialcircumference : 40 075km Equatorial diameter : 12 756km |
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What latitude are the north and south poles? |
The north and south poles are considered 90 degrees latitude. North or south tells you what hemisphere you're in.
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How many types of maps are there? |
There are three types of maps: representative fraction, written scale, and graphic scale.
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Which type of map is preferred? |
Thegraphic scale. It is the only map where the graphic scale reduces orenlarges with the size of the map.
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