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rowe21

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AngloScot

Electrical resistance of brick

Hey. I have to design a laboratory experiment to investigate how the resistance of a house brick varies with temperature in the range of 20 degrees C and 800 degrees C. I know that resistance of a...
16:56 Sat 02nd Apr 200533 answers, last by dinger1990 13:35 Wed 27th Feb 2008
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Rooser

Oxygen, that double edged sword.

What is it about Oxygen. Without it the animal population of this planet would be screwed yet in the same way it is also the one doing the screwing. It erodes or reacts with virtually everthing it...
13:07 Wed 06th Apr 200510 answers, last by rowe21 19:59 Tue 19th Apr 2005

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