Wednesday, March 16, 2011

2.54 Transpiration

Transpiration: is the evaporation of water from the surface of the plant.
Light energy is turned to heat energy as the structure of the leaf absorbs the light.
Evaporation: takes place through the stomatal pores.

-1. Sunlight warms the leaf.
-2. Water phase to gas phase
-3. The diffusion of water vapor through the stomatal pores.

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