Systems Flashcards

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1
Q

What is a system?

A

groups of objects and the relationship that bind the objects together

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2
Q

Why can the water and carbon cycle be viewed as a system?

A
  • closed because they are driven by the suns energy, only energy cross the boundaries of water and carbon cycle
    -open because the sun energy cross system boundaries
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3
Q

What is transpiration?

A

The evaporation of moisture from pores on the leaf surfaces of plants

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4
Q

How does water moderate global temperatures?

A

-ocean currents transport warm water towards poles
-water absorbs heat
-clouds reduce sun rays reaching earth

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5
Q

Inputs and outputs in the water cycle:

A

In:
- precipitation and ablation

Out:
- evapotranspiration and stream flow

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