document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=880437>Question 880437</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please give me a detailed solution.\r<BR>\n" );
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document.write( "3.The solar wind is a stream of particles blown away from Sun during an eruption traveling at 600 km/s.<BR>\n" );
document.write( "a. How much time do we have to prepare? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #531443 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=531443\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 3.The solar wind is a stream of particles blown away from Sun during an eruption traveling at 600 km/s.<BR>\n" );
document.write( "That's a CME, a Coronal Mass Ejection.  The solar wind is constant.<BR>\n" );
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document.write( "a. How much time do we have to prepare?<BR>\n" );
document.write( "We're ~ 300 million kms from the Sun.<BR>\n" );
document.write( "d = r*t<BR>\n" );
document.write( "t = d/r<BR>\n" );
document.write( "t = 3e8/6e2 = 0.5e6<BR>\n" );
document.write( "t = 500,000 seconds<BR>\n" );
document.write( " </SPAN>\n" );
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