document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=77880>Question 77880</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A bicyclist starts at rest.  She starts to pedal, and after 8 seconds she is traveling forward at 4 miles/second.  What is her acceleration, including direction? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #56001 by </B><A HREF=/tutors/aboutme.mpl?userid=scott8148><B>scott8148(6628)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=scott8148><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=scott8148><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=56001\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> WOW!!! is this a rocket bike? 4mi/sec=14400 mph\r<BR>\n" );
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document.write( "assuming uniform acceleration, the acceleration equals the change in velocity divided by the change in time\r<BR>\n" );
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document.write( "so (4 mi/sec)/8 sec =.5 mi/sec/sec (sometimes written as .5 mi/sec^2) in the forward direction\r<BR>\n" );
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document.write( "as an aside ... if the bike and the rider weigh 150 lbs together, it takes 12375 lb of thrust to accomplish this </SPAN>\n" );
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