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Unit 0 APES

sustainability, systems, and energy laws

TermDefinition
Feedback Loops relationship among several variables that come back to affect the original variable.
Positive feedback amplifies behavior, global warming, guitar amplifier. Direct relationship
Negative Feedback Stabilizes behavior, thermostat/furnace, human body temp. Inverse relationship
Hierarchy systems are part of a larger system
Time Lag separation in time between cause and effect
Distance Effects Separation of space between a cause and effect
Separation makes it difficult to: determine cause and effect and solve problem
linear vs non-linear relationships we tend to see the world on a linear bias, however non-linear relationships implies that a problem can increase suddenly even if the cause of the problem increase gradually.
reductionism learning something by breaking down concepts
holism idea that things should be explained by looking at the WHOLE not break down
general systems theory study relationships between variables, tries to understand the strength of relationships. computer modules are able to predict these complex interactions
Principles of sustainability sustainable, resource use, produce waste slower than in can be assimilated, use non-renewable resources slower than substitutes can be developed.
ecosystems service process that can regulate conditions needed for life, are typically free and difficult to replace with technology.
responses for resource shortages fight over it corporates and share
elements protons, neutrons and electrons that make up the universe
nutrients elements needed for life
law of conservation of matter matter cannot be created or destroyed but can change from one form to another
Created by: 100026011
Popular Earth Science sets

 

 



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