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Groups > sci.physics.relativity > #652361
| From | Thomas Heger <ttt_heg@web.de> |
|---|---|
| Newsgroups | sci.physics.relativity, sci.physics, sci.math |
| Subject | Re: ? ? ? |
| Date | 2024-03-25 07:57 +0100 |
| Message-ID | <l6cl8aFck7pU1@mid.individual.net> (permalink) |
| References | (20 earlier) <ut6bpl$qttp$1@paganini.bofh.team> <l622k3Fo2v8U1@mid.individual.net> <uthdod$21q1e$1@paganini.bofh.team> <l67csnFih2pU1@mid.individual.net> <utn321$2jes1$2@paganini.bofh.team> |
Cross-posted to 3 groups.
Am 23.03.2024 um 18:21 schrieb TReena Pooja Kishan: > Thomas Heger wrote: > >>>> I always distinguish between a quantity and the measurement of this >>>> quantity. E.g. 'length' is a (physical) quantity and is measured in >>>> meters. >>> >>> no, you don't. The meter is the length, not the space, which is a >>> dimension. You use space to count lengths, here meters. >> >> I actually do, because 'meter' is the name of a unit, which is used to >> measure 'length'. > > ludicrous. The meter is a length in itself, and without space you have no > meter. Undrestand this, space and time are not quantities you measure. You > use them to measure something else. For instance, your government is a > whore. They never stop stealing from other countries with that fake No, units are used, if you measure something. This 'something' is what you measure (here: a distance), while the units (here: meters) belong to the measurement. A device as simple as a ruler can measure some length. But the ruler or the inscriptions on it are not length. TH
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