What is the difference between a viola and a violin?

Answer 1

http://www.google.com/search?hl=en&source=hp&q=viola&aq=f&aqi=g8g-s1g1&aql=&oq=&gs_rfai=

http://www.google.com/search?hl=en&q=violin&aq=f&aqi=g-e1g9&aql=&oq=&gs_rfai=

Violins are smaller than violas and have higher-pitched sounds than violas do.

Answer 2

Violins are smaller than violas, have a high pitched playing range and have only 4 strings, where as violas have 5.