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Re: [Phys-l] Will the US ever switch to the metric system?



The problem with a "stimulus" of this nature is that it doesn't produce a product that people can buy. It doesn't flow outward through the ecomonmy with a strong multiplying power.

bob at PC

________________________________________
From: phys-l-bounces@carnot.physics.buffalo.edu [phys-l-bounces@carnot.physics.buffalo.edu] On Behalf Of William Robertson [wrobert9@ix.netcom.com]
Sent: Thursday, January 13, 2011 6:07 PM
To: Forum for Physics Educators
Subject: Re: [Phys-l] Will the US ever switch to the metric system?

I believe it would take more than road signs to effect the change. A
number of years ago, interstate highways sported distance signs in
both English and metric units. The signs disappeared after a while. Do
we need a "stimulus package" that consists of needless spending on
such things? Wouldn't make it all that different from other stimulus
spending, but .........

Bill



On Jan 12, 2011, at 6:52 PM, Andrew Duffy wrote:


Having grown up in Canada, I remember the Gimli Glider incident -
tremendous piloting, to be sure. I am so fond of that story and the
Mars Climate Orbiter story that I reference them both in an intro.
physics book I wrote (but that's a whole other story).

The Gimli Glider happened during the time Canada was switching from
English units to the metric system - that was a huge factor in not
filling the plane with enough fuel.

So, do you think the US will ever give up the English system of
units? How many other countries, if any, are also still using the
English system? Converting the country to the metric system could be
an economic stimulus package all by itself, don't you think? All
those new road signs, etc. etc....

Anyone know John Boehner well enough to propose the idea?

- Andrew Duffy
Department of Physics
Boston University


Stefan Jeglinski said:

Ran across the story of the Gimli Glider, which in part seems at
least as impressive as the USAir flight that ditched in the Hudson.
Had never heard of it, due in part to changes in media coverage but
also how much I was really paying attn 27 years ago.

Came across the story after reading the story of the Mars Climate
Orbiter and its demise due to a similar variant.

Good time, at the beginning of the semester, to remind students of
the real-world ramifications (money + lives) of units and their
conversion!

http://en.wikipedia.org/wiki/Gimli_Glider
http://en.wikipedia.org/wiki/Mars_Climate_Orbiter


Stefan Jeglinski

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Forum for Physics Educators
Phys-l@carnot.physics.buffalo.edu
https://carnot.physics.buffalo.edu/mailman/listinfo/phys-l