Friday, May 21, 2010

What is the scientific term for the process of daisy changeing color due to food color in water?

Capillary action .


Capillary action is a physical effect caused by the interactions of a liquid with the walls of a thin tube. The capillary effect is a function of the ability of the liquid to wet a particular material.





The liquid for which this effect is most commonly seen is water, because water is capable of strong surface interactions and because water is ubiquitous.





Capillary action is important for moving water and all of the things that are dissolved in it. It is defined as the movement of water within the spaces of a porous material due to the forces of adhesion, cohesion, and surface tension.





Capillary action occurs because water is sticky - water molecules stick to each other and to other substances, such as glass, cloth, organic tissues, and soil. Dip a paper towel into a glass of water and the water will "climb" onto the paper towel. It will keep going up the towel until the pull of gravity is too much for it to overcome. Because water is sticky, when you spill you glass of water on the table, it stays as a nice puddle instead of spreading out onto the floor

What is the scientific term for the process of daisy changeing color due to food color in water?
The daisey is basically drinking the water that has color in it. The water goes up the stem through osmosis and capillary action.
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