chapter 1 Flashcards

1
Q

physical geography

A

physical geography use spatial perspective to examine processes and events happening at specific locations, analyze air, water, land, and living systems

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2
Q

open and closed systems,

A

open system is when inputs of energy and matter flow into the system, and outputs of energy and matter flow from the system, like the earth and the sun, close system is when its shut off from the surrounding environment so that it is self-contained, like the earth and the its material resources,

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3
Q

Explain earths reference grid; latitude and longitude and latitudinal geographic zones and time

A

time, 360 degrees (360°), each degree is 60 minutes (60’), each minutes is 60 seconds (60”), latitude, parallel to the equator, longitude, perpendicular to the equator so parallel to the meridian, latitudinal geographic zones, equatorial, tropical, subtropical, midlatitude, subarctic, subantarctic, arctic, antarctic

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4
Q

Describe modern geoscience techniques - the global positioning systems (GPS) remote sensing, and geographic information systems (GIS)

A

GPS, relies on satellites in orbit to provide precise location and elevation, like remote sensing utilizes spacecraft, aircraft, and ground-based sensors to provide visual data that enhance our understanding of earth, GIS, is a means for storing and processing large amounts of spacial data as separate layers of geographic information, user friendly

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5
Q

Location

A

the exact location of a people, places, and things

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6
Q

Region

A

area

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7
Q

Human - Earth relationships

A

resources utilization and exploitation, impact of environmental modification and artificial landscape creation

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8
Q

Movement

A

migration, communication, and the interaction of people and processes across space

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9
Q

Place

A

tangible and intangible characteristics that make each location unique

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10
Q

Spatial analysis

A

examination of spacial interactions, patterns, and variations over area and or space

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11
Q

Process

A

actions and changes that occur in some special order

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12
Q

Earth systems science

A

interacting set of physical, chemical, and biological systems that produce the processes of a whole- earth system

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13
Q

Sustainability science

A

sustainable development related to functioning earth systems

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14
Q

System

A

any ordered, interrelated set of materials or items existing separate from the environment or within a boundary, link by flows of energy and matter, link together

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15
Q

Feedback loop

A

a portion of system output is returned as an information input, causing changes that guide further system operation

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16
Q

Steady-state equilibrium

A

the rates of inputs and outputs in the system are equal and the amounts of energy and matter in storage within the system are constant

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17
Q

Threshold

A

tipping point, no longer maintain is character, lurches to a new operational level, may not be compatible with previous conditions anymore

18
Q

Geodesy

A

science that determines earths shape and size through surveys, mathematical means, and remote sensing

19
Q

Geoid

A

the earth shape, not a perfect sphere

20
Q

Photogrammetry

A

the science of obtaining accurate measurements from aerial photos and remote sensing; used to create and improve surface maps

21
Q

Equal area

A

a trait of a map projection; indicates the equivalence of all areas on the surface of the map, although shape is distorted

22
Q

True shape

A

a map property showing the correct configuration of coastlines

23
Q

Rhumb line

A

constant line which intersects all meridians at the same angle, is straight on a mercator projection, for a plane, it would be the shortest distance between two points

24
Q

Spatial

A

nature and character of physical space, a place where we are speak about something

25
Q

Atmosphere

A

air, energy from sun

26
Q

Hydrosphere

A

water. Creating life, cryosphere (the frozen portion of water on earth)

27
Q

Lithosphere

A

ground, supporting life

28
Q

Biosphere

A

ecosystem, essentiel for life, or ecosphere

29
Q

Abiotic

A

non living, 3, atmosphere, hydrosphere, lithosphere

30
Q

Biotic

A

living, 1, biosphere

31
Q

Albedo

A

is the ration of reflected solar radiation to the total incoming solar radiation, positive feedback

32
Q

A great circle

A

any circle of earth’s circumference whose centre coincides with the centre of earth, there’s only one, the equatorial parallel

33
Q

International date line

A

along the 180th meridian were you changed date of the day, not only an hour

34
Q

Graphic scale

A

the scale enlarge or reduce with the map

35
Q

Remote sensing

A

observing earth from space, acquisition of information about distant objects without having physical contact

36
Q

Passive remote sensing

A

records wavelengths of energy radiated from a surface, particularly visible light and infrared, our own eyes are passive remote sensors

37
Q

Active remote-sensing

A

direct a beam or energy at a surface and analyze the energy reflected back, radar

38
Q

Geovisualization

A

is the technique of adjusting geospatial data sets in real time

39
Q

Geography

A

The science that studies the interdependence and interaction among geographic areas, natural systems, processes, society, and cultural activities over space, a spacial science, geo mean earth, graphein mean to write

40
Q

Dynamic equilibrium

A

When a system demonstrate a changing trend over time to a new operation level as it reaches a threshold called tipping point