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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.

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ERIC Number: EJ328634
Record Type: CIJE
Publication Date: 1985
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: N/A
How Things Work: What is the Secret of "Maintenance-Free" Car Batteries?
Crane, H. Richard, Ed.
Physics Teacher, v23 n7 p432-33 Oct 1985
Explains "maintenance free" car batteries which do not involve any changes in principles from traditional car batteries (which require the addition of distilled water). The newer systems have reduced water loss to near zero by improvements in the batteries themselves and in the electrical systems which charge them. (JN)
Descriptors: College Science, Electric Batteries, Electric Circuits, High Schools, Higher Education, Physics, Science Education, Secondary School Science
Publication Type: Journal Articles; Reports - Descriptive
Education Level: N/A
Audience: Teachers; Practitioners
Language: English
Sponsor: N/A
Authoring Institution: N/A
Identifiers: N/A