- #1
quantum123
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http://news.yahoo.com/s/ap/20070912/ap_on_re_eu/shrinking_kilogram
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SUMMARY
The forum discussion centers on the mysterious weight loss of the Kilo prototype, which serves as the standard for the kilogram. Participants reference the article from Yahoo News detailing the issue and link to a related thread on Physics Forums. The discussion highlights concerns regarding the stability of the kilogram standard and implications for scientific measurements. Key points include the need for a more reliable definition of mass and the potential transition to a definition based on physical constants.
PREREQUISITES- Understanding of the International System of Units (SI)
- Familiarity with metrology and standards of measurement
- Knowledge of physical constants and their role in defining mass
- Awareness of historical context regarding the kilogram prototype
- Research the implications of redefining the kilogram based on Planck's constant
- Explore the history and significance of the International Prototype of the Kilogram (IPK)
- Learn about metrology advancements and their impact on scientific accuracy
- Investigate current debates in the scientific community regarding measurement standards
Scientists, metrologists, educators, and anyone interested in the accuracy and standards of measurement in physics.
- #2
Moonbear
Staff Emeritus
Science Advisor
Gold Member
- 11,959
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