McGraw Hill
Online Learning Center: Electric Potential and Capacitance
A series of pages which define key terms and explain basic concepts related to electric potential. Includes a set of practice problems with answers and solutions.
Nobel Media AB
The Nobel Prize: The Nobel Prize in Physics 1923: Robert Andrews Millikan
This Nobel website on the life and scientific work of Robert A. Millikan includes a biography, images, and internet resources for further reading and research. Also included are the 1923 "Presentation Speech" which praised Millikan's...