Express your answer using two significant figures

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Unformatted text preview: 10 ball of c lay trav eling eas t at 7.5 9.0 c ollides and s tic k s together with a 20 ball of c lay trav eling north at . Part A What is the s peed of the res ulting ball of c lay ? Express your answer using two significant figures. ANSWER: 6.5 Correct session.masteringphysics.com/myct/assignmentPrintView?assignmentID=1956317 1/5 10/7/12 CH7_2 Problem 9.52 Part A The c ars of a long c oal train are filled by pulling them under a hopper, from whic h c oal falls into the c ars at a rate of 10000 . Ignoring fric tion due to the rails ,...
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