Homework Help Forum: 8th grade science

Posted by Michaela on Friday, October 2, 2009 at 1:51pm.

the length of a piece of string is known to be exactly 9.84 cm. two students measured the string. student A used a ruler marked in centimeters and got a measurement of 10 cm. student B used a ruler marked in millimeters and centimeters and got a measurement of 9.8 cm. how precise is the ruler originally used to measure the string ? explain

• 8th grade science - Ms. Sue, Friday, October 2, 2009 at 1:56pm

  See Drwls' answer from a few hours ago. http://www.jiskha.com/display.cgi?id=1254493221

  
  

• 8th grade science - Ms. Sue, Friday, October 2, 2009 at 2:10pm

  Please do not keep posting the same question. If there's something you don't understand about an answer, please be specific about what is you don't understand.

  
  

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