Bye-Bye Prototypes! Hello Constant SI Units!

Did you know the very foundation of SI units is shifting? 🤯 Instead of relying on physical artifacts, the kilogram, meter, and other base units are now DEFINED by fundamental constants of nature! Learn why this change is happening and how it ensures more precise and universal measurements for science and technology! #TeachSmart #SIUnits #PhysicsForTeachers

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