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APES Chapter 5 Vocab
vocabulary terms for chapter five in the ap environmental science textbook
5
Science
11th Grade
09/26/2013

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Term
system
Definition
network of relationships among parts, elements, or components that interact with and influence one another through the exchange of energy, matter, or info.
Term
feedback loop
Definition
when a system's output can be served as input to that same system
Term
negative feedback loop
Definition
output that results from a system acts as input that moves the system in the other direction; input and output neutralize one another, stabilizing the system
Term
positive feedback loop
Definition
they drive it further to an extreme, increased output leads to increased input which leads to even more output
Term
dynamic equilibrium
Definition
in a system stabilized by negative feedback, when the processes move in opposing directions at equivalent rates so that their effects balance out
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