Does Soap Increase or Decrease Water's Surface Tension

question 4

Multiple Choice

Does soap increase or decrease water's surface tension?

• A)increases
• B)decreases
• C)Soap does not affect water's surface tension.
• D)Both; adding a small amount of soap will first decrease water's surface tension but increasing the amount of soap will reverse the effect.

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Definitions:

Urethra

(urethra) The tube that conducts urine from the bladder to the outside of the body.

Specialized Epithelium

Epithelial tissues that have specific functions and adaptations, such as those in the lining of the gut or the respiratory system.

Urinary Bladder

An organ that receives urine from the ureters and temporarily stores it.

Smooth Muscle

A type of muscle tissue that is not under conscious control and is found in the walls of hollow organs like the intestines and blood vessels.