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Masses - Kilogram & Pound
Purpose
To compare the pound and the kilogram.
Equipment
Two masses, as photographed.
Images
Description
Two weights, as shown. Can be passed around among the students.
References
Robert A. Nelson, Foundations of the International System of units (SI), TPT 19, 596-613 (1981). Jerry D. Wilson, Metric bargains, TPT 22, 524 (1984). Carl C. Sartain, Magnitude of the Newton, AJP 21, 144 (1953).