Traditional Culture Encyclopedia - Traditional customs - Does the weight "Kg" mean kilograms or Jin?
Does the weight "Kg" mean kilograms or Jin?
One kilogram refers to the mass of the international kilogram original device, which is almost equal to one liter of water. The kilogram is the only basic unit prefixed by the international system of units, and it is also the only international unit still defined by artificial products.
Extended data:
Properties of kilograms:
1, kilogram is the unit of mass, and mass is equivalent to how "heavy" a thing is in daily life;
2. Quality is actually an inertial attribute; In other words, an object will tend to maintain its current speed without external force;
3. When an object with a mass of one kilogram is subjected to a force of one Newton, it will get an acceleration of one meter per square second (about one tenth of the acceleration of the earth's gravity);
4. The weight of matter depends entirely on the local gravity intensity, while the mass remains unchanged (assuming that the mass does not move relative to the observer at relativistic speed);
5. Accordingly, astronauts in microgravity can lift the objects in the space capsule effortlessly; Because objects are weightless.
Baidu encyclopedia -kg
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