Physical Geography Unit 1 -in class notes – Flashcards
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ancient greeks - organized and separated knowledge -terrestrial world vs space Eratosthenes -coined the word geography geo meaning earth graphic meaning description
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origins of geography
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the study of the spatial and temporal patterns of the earth and its inhabitants
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geography
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human physical
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two main types of geography
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Mississippi
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top tornado risk
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to protect lives and property
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purpose of geography
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where are things located? why are they positioned the way they are? how did they come to occupy that position?
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what do geographers ask
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the study of human interactions with the environment
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human geography
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the study of the earths physical patterns
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physical geography
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how could deaths have been prevented did people get the warning what warning source do people turn to did people heed the warning how will people perceive storms now
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human geographers ask
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why did this occur here what conditions caused this do most strong tornadoes occur during daylight hours how often do strong tornados occur in Mississippi
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physical geographers ask
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geomorphology climatology biogeography soil geography water resources
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subfields of physical geography
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focus on structure of the landscape evolution of slopes development of plains and plateaus processes shaping dunes caves and clips through running water ice waves and air
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geomorphology
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the study of earths climates and their spatial distribution---- not meteorology! ----
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climatology
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study of geography with the presence of biology (phytogeography(plants), zoogeography(animals))
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biogeography
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study internal properties of soils and the processes that go on during soil development
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soil geography (pedology)
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study of coastlines, shores, beaches, river mouths... etc
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marine geography
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the study of landmasses containing fresh water at the surface and below
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water resources
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identify a question gather information form a hypothesis design and preform experiment analyze experiment analyze experiment and evaluate hypothesis
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scientific method
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is a hypothesis that was not proven incorrect supported by experiments generally accepted among scientists
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theory
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law is fact - we know its true fundamental principles believed to hold true without exception confirming evidence
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law
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systems are groups of components that work together or interact interactions are exchanges of energy mass momentum you must always define the system you are working with step 1 break system down into component parts step 2 attempt to understand how these components variables are related to one another
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systems
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break system down into component parts solar energy water winds
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systems example: reservoir
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energy mass momentum cannot be created or destroyed
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what is the conservation law
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every mass and momentum move freely across its boundaries
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open system
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closed system depending on how you define the system. -- water never leaves (no gained or lost matter - it is a closed system
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water cycle
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systems boundary where an exchange of energy or matter takes place
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what is a systems interface
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postitive or negative
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feedback
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written in exponential notation 100 written as 10^2
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orders of magnitude
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English units (miles, yards, inches, feet, etc)
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united states uses _____ units
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meters, seconds, kelvin based on a system on 10
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scientific community uses SI
