Which of the following is least viscous?
a. Plastic c. Metal
b. Gelatin (e.g., Jell-O) d. Glass
ANS: B
Plastic, metal, and glass have cohesive forces between the molecules that are strong enough to prevent any movement under normal circumstances. Jell-O's viscosity will increase with low temperatures and decrease as temperature rises.
Health Professions
You might also like to view...
Which decongestant should not be used at the same time as the herbal medication ephedra or with tricyclic antidepressants?
A) Naphazoline B) Phenylephrine C) Oxymetazoline D) Xylometazoline
Health Professions
It is useful to know that each journal publishes a topical index at the end of a ________ cycle, although this cycle may not correlate exactly to a calendar year.
A. Presentation B. Reading C. Scanning D. Publishing
Health Professions