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ERIC Number: EJ1481496
Record Type: Journal
Publication Date: 2025
Pages: 4
Abstractor: As Provided
ISBN: N/A
ISSN: ISSN-0047-231X
EISSN: EISSN-1943-4898
Available Date: 0000-00-00
Uniform Circular Motion for Short Times as a Superposition of Uniform and Accelerated Rectilinear Motions
Journal of College Science Teaching, v54 n5 p430-433 2025
Over the past half-century, numerous attempts have been made to derive the centripetal acceleration formula by treating circular motion as a superposition of uniform and accelerated rectilinear motions over short time intervals. Critical examination reveals that these methods are manifestations of the same approach pioneered by Huygens to understand circular motion. Each attempt, however, has pedagogical weaknesses and ambiguities that go unnoticed due to the use of infinitesimals. These weaknesses and ambiguities have likely contributed to the lack of appreciation for this approach among physics educators. This paper offers a unified review of these studies and suggests a refinement using Galileo's superposition principle explicitly, aiming to revitalize interest in the approach among physics educators, particularly those teaching centripetal acceleration in algebra-based undergraduate physics courses.
Routledge. Available from: Taylor & Francis, Ltd. 530 Walnut Street Suite 850, Philadelphia, PA 19106. Tel: 800-354-1420; Tel: 215-625-8900; Fax: 215-207-0050; Web site: http://www.tandf.co.uk/journals
Publication Type: Journal Articles; Reports - Descriptive
Education Level: Higher Education; Postsecondary Education
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A
Grant or Contract Numbers: N/A
Author Affiliations: 1School of Information Technologies and Engineering, ADA University, Baku, Azerbaijan