Difference between revisions of "Metric"

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===It's Official===
 
===It's Official===
  
All work done on the Moon will be done in under System International (SI), also know as the Metric System.  The SI term is more proper.  
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All work done on the [[Luna|Moon]] will be done in System International (SI), also know as the Metric System.  The SI term is more proper.  
 
 
All design work will be done directly in SI and will not be done under other systems and then converted to SI.  Such conversions are sometimes called soft metric and are unacceptable.
 
 
 
  
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All design work will be done directly in SI and will not be done under other systems and then converted to SI.  Such conversions are sometimes called soft metric and are unacceptable.  Somebody in an office somewhere wrote that down.  That is how you know it is official.  Besides that, metrification is a noble cause.  It leads to all people speaking the same language when it comes to measurements. 
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===SI Converter for You===
 
===SI Converter for You===
 
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Here is an Excel spreadsheet that does American to SI conversions:
 
Here is an Excel spreadsheet that does American to SI conversions:
 
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[[http://www.charm.net/~jriley/Moon/SI.html SI Converter spreadsheet .xls]]
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[http://www.charm.net/~jriley/Moon/SI.html SI Converter spreadsheet .xls]
 
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===Use in Our Stories===
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==See Also==
 
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*[[sf:Metric|Scientifiction guide to Metric measurements<sup><b>sf</b></sup>]]
Using the following units in all stories and technical articles:
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;Length:  Kilometer (km), meter (m), or millimeter (mm). All dimensions may be rounded off to the millimeter.
 
 
 
;Velocity: Kilometers/hour (km/h), meters/second (m/s).
 
 
 
;Mass:  Kilograms  (kg), grams (g), and milligrams (mg).  Note that grams are units of mass not weight.  They do not change in value in the Moon's low gravity, which pounds do.  Also the word "ton" or "metric ton" means 1000 kilograms, or a Megagram.
 
 
 
;Volume:  Cubic meter, cubic decimeter, cubic centimeter.  The cubic decimeter may be referred to by its slang name "liter".
 
 
 
 
 
===Do '''not''' even mention===
 
 
 
In our stories, do '''not''' event mention:  feet, yards, miles, pounds, gallons, feet/second, etc.
 
 
 
Also, use kilometers and '''not''' Nautical Miles for navigation.
 
 
 
 
 
===Time===
 
 
 
;Time of Day:  Avoid the term "day" as the meaning is so different between the Earth and the Moon.  In our stories we use the time interval "shift" of eight hours each as "first shift", "second shift", and "third shift". 
 
 
 
;Coordinated Universal Time:  The first shift starts at zero hour Coordinated Universal Time (Grenage Mean Time).  There is no daylight saving time on the Moon.
 
 
 
;Dates:  The term "Earth date", or simply "date", refers to the date on Earth at longitude 0.0 degrees.
 
 
 
 
 
===Near Side and Far Side===
 
 
 
The Moon has a "Near Side" and a "Far Side" as defined by the view from Earth.  Note the capitalization.  The Moon does '''not''' have a light side and a dark side, and neither does the Sun.
 
 
 
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[[Category:Stories]]
 
[[Category:Architecture]]
 
 
[[Category:Civil Engineering]]
 
[[Category:Civil Engineering]]

Latest revision as of 15:48, 13 May 2012

The Moon is Metric

It is time for America to bite the bullet.


It's Official

All work done on the Moon will be done in System International (SI), also know as the Metric System. The SI term is more proper.

All design work will be done directly in SI and will not be done under other systems and then converted to SI. Such conversions are sometimes called soft metric and are unacceptable. Somebody in an office somewhere wrote that down. That is how you know it is official. Besides that, metrification is a noble cause. It leads to all people speaking the same language when it comes to measurements.


SI Converter for You

Here is an Excel spreadsheet that does American to SI conversions:

SI Converter spreadsheet .xls


See Also