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50 Years of ERIC
50 Years of ERIC
The Education Resources Information Center (ERIC) is celebrating its 50th Birthday! First opened on May 15th, 1964 ERIC continues the long tradition of ongoing innovation and enhancement.

Learn more about the history of ERIC here. PDF icon

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Peer reviewed Peer reviewed
ERIC Number: EJ053612
Record Type: CIJE
Publication Date: 1972
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: N/A
Ray Diagrams for a Virtual Object
White, John J., III
Physics Teacher, 10, 1, 33-34, Jan 72
Descriptors: College Science, Light, Optics, Physics, Resource Materials, Secondary School Science
Publication Type: N/A
Education Level: N/A
Audience: N/A
Language: N/A
Sponsor: N/A
Authoring Institution: N/A
Identifiers: N/A