6B10.00 - Luminosity - Candela - Candle Power

See paragraph one in the procedure section.
Code Number:
6B10.00
Demo Title:
Luminosity - Candela - Candle Power
Condition:
Good
Principle:
The Candela
Area of Study:
Optics
Equipment:
Demo candle
Procedure:

A spoof designed to help in the explanation of the Candela,  which is one of the seven base units.

References:
  • Nathaniel R. Greene, "Shedding Light on the Candela", TPT, Vol. 41, # 7, Oct. 2003, p. 409.
  • Robert J. Frohreich, " Measuring the Candle Power of the Sun", TPT, Vol. 3, # 1, Jan. 1965, p. 27.
  • Thomas B. Greenslade, Jr., "Standard Light Source", AJP, Vol. 91, #3, March 2023, p. 246.
  • Lorne A. Whitehead, Michele A. Mossman, "Jack O'Lanterns and the Integrating Spheres: Halloween Physics", AJP, Vol. 74, # 6, June 2006, p. 537.
  • George M. Hopkins, "Intensity of Light, Experimental Science, p. 222.
  • Yaakov Kraftmakher, "1.20, Irradiance and Illuminance", Experiments and Demonstrations in Physics, ISBN 981-256-602-3, p. 75.

Disclaimer: These demonstrations are provided only for illustrative use by persons affiliated with The University of Iowa and only under the direction of a trained instructor or physicist.  The University of Iowa is not responsible for demonstrations performed by those using their own equipment or who choose to use this reference material for their own purpose.  The demonstrations included here are within the public domain and can be found in materials contained in libraries, bookstores, and through electronic sources.  Performing all or any portion of any of these demonstrations, with or without revisions not depicted here entails inherent risks.  These risks include, without limitation, bodily injury (and possibly death), including risks to health that may be temporary or permanent and that may exacerbate a pre-existing medical condition; and property loss or damage.  Anyone performing any part of these demonstrations, even with revisions, knowingly and voluntarily assumes all risks associated with them.