Science 101: Why is a light-year a unit of distance rather than a unit of time?

by: William C. Robertson, Ph.D.

There are many issues associated with measurement that can be confusing. From light-years, to Richter scales, to logarithmics, Bill Robertson makes science more palpable for the average person.

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Type Journal ArticlePub Date 10/1/2006Stock # sc06_044_02_17Volume 044Issue 02

NSTA Press produces classroom-ready activities, hands-on approaches to inquiry, relevant professional development, the latest scientific education news and research, assessment and standards-based instruction.

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