WHAT SHAPE IS THE TUBE USED BY A STRING LEVEL?

Subject: WHAT SHAPE IS THE TUBE USED BY A STRING LEVEL?

Date: Thu Dec 28 22:18:29 2000
Posted by VALERIE
Grade level: 4-6 School: COMMACK ROAD ELEMENTARY SCHOOL
City: ISLIP State/Province: NY Country: U.S.A.
Area of science: Engineering
ID: 978059909.Eg

Message:


I AM MAKING A "HOME-MADE" STRING LEVEL.  I TRIED USING A STRAW AND WATER 
WITH A BUBBLE BUT THAT DOES NOT WORK.  I READ THAT THE "LEVEL" USES AN 
ARCHED GLASS TUBE AND ALCOHOL OR SOME OTHER LIQUID???.  IS THAT 
NECESSARY?  I HAVEN'T FOUND ANY INFO ON MAKING THIS ON-LINE.  THANK YOU!!

Re: WHAT SHAPE IS THE TUBE USED BY A STRING LEVEL?

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