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A Level Geography- Physical - Water And The Carbon Cycle > Systems > Flashcards

Flashcards in Systems Deck (4)
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What is an input?

Give an example

An input into a system from outside the boundary of the system.

i.e. precipitation


What is an output?

Give an example

An output from the system through the boundary outside of that system.

i.e. evaporation of sea water


What is a store?

Give an example

They hold matter/energy for a certain amount of time (residence time).

i.e. a lake


What is a flow?

Give an example

Links/relationships between components of the system (energy and matter)