Lec 4. environmental systems Flashcards

1
Q

what is the difference between an open and a closed system?

A

In a closed system, there is no actual material exchange, it is only energy.

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2
Q

What are the three possible states of a system?

A

Steady state
Transient (increasing)
Transient (decreasing)

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3
Q

draw out the hydrological Cycle linking (atmosphere, land and ocean)

A

ocean to atmosphere = evaporation
atmosphere to ocean = precipitation

atmosphere to land= precipitaion
land to atmosphere = evaporation

land to ocean = Runoff

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