Soap molecules disrupt the surface tension of water by crowding around the water surface with their water loving heads which disrupts the waters ability to stay tightly coupled together in a sphere like a rain drop. So in a way it flattens ...
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I have no idea so why dont you just help this eprosn out and tell them the answer
http://wiki.answers.com/Q/Why+is+the+surface+tension+re...
Water (H20) is a polar molecule, this means that there is an imbalance in the charge of a water molecule. One side has a positive charge and the other a negative. This allows for the positive side of one water molecule to attract to the neg...
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Hoorfar M , Kurz MA , Policova Z , Hair ML , Neumann AW .
http://www.ncbi.nlm.nih.gov/pubmed/16378399
The surface tension of water just so happens to be one of water's most important properties. The surface tension of water sits at exactly 72 dynes/cm at 25 degrees Celsius. Are you learning this for a project?
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While the concepts of molecule interaction, zero force and energy states might be a little beyond an elementary school science fair's scope, the basic idea of water's capabilities and naturally prepared access to animals and insects that re...
http://www.wonderhowto.com/how-to-science-fair-tricks/h...
Yes it does increase the surface tension THE detergent causes the surface tension of water to increase
http://wiki.answers.com/Q/Water+with+added+detergent+wi...