Speed Of Light in Air and Water

About

Shows Dr. William M. Siebert outdoors at night as he measures the speed of light in air using a spark-gap, parabolic mirrors, a photocell, and an oscilloscope. In the laboratory he compares speed in air and in water using a high speed rotating mirror. For more info on PSSC films and their history, visit http://www.afana.org/psscfilms.htm

Human-made No record of this work says a model made it. What this means.

Archive

Internet Archive, in Academic films

Licence or status

The Internet Archive states none for this item.

Rights statement

Education Development Center www.edc.org

Credit

Physical Science Study Committee.; Educational Services, Inc.; Modern Talking Picture Service, inc.

Who can watch

The archive gives no rating. Invisible Network shows it to Kids profiles and older, judged from its collection and subjects. How films are placed