<html><head><meta http-equiv="Content-Type" content="text/html charset=windows-1252"><base href="x-msg://750/"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Myra,<div>Thank you for identifying this problem… The center point of the volleyball is at the bottom instead of the center of mass… Please try to use the soccer ball and see if the solution works as you would expect…</div><div><br></div><div>Keep us posted…</div><div><br></div><div>Thank you,</div><div>Don Slater</div><div><br><div><div>On Oct 5, 2013, at 8:46 PM, Myra J. Deister <<a href="mailto:mjdeister@fjuhsd.k12.ca.us">mjdeister@fjuhsd.k12.ca.us</a>> wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div tabindex="0" dir="ltr" fpstyle="1" ocsi="0" style="font-family: Helvetica; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div style="direction: ltr; font-family: Tahoma; font-size: 10pt; "><div style="margin-bottom: 0px; margin-top: 0px; ">In Alice 2 I am able to make a volleyball roll across the grass by calculating the circumference in a function and then use a doTogether block with moving forward the length of the circumference as seen by the ground and turn forward 1 revolution. I tried this in Alice 3 and it doesn't work. Any suggestions about how to keep the volleyball on the grass as it turns and moves forward?</div><div><p style="margin-bottom: 0px; margin-top: 0px; "> </p><div style="font-size: 13px; font-family: Tahoma; "><div style="font-size: 13px; font-family: Tahoma; "><font face="Kristen ITC">Myra Deister</font></div><div style="font-size: 13px; font-family: Tahoma; "><font face="Kristen ITC">714-626-4320</font></div><div style="font-size: 13px; font-family: Tahoma; "><font face="Kristen ITC">Mathematics and Computer Science Teacher</font></div><div style="font-size: 13px; font-family: Tahoma; "><font face="Kristen ITC">Sunny Hills High School</font></div><div style="font-size: 13px; font-family: Tahoma; "><font face="Kristen ITC">Fullerton, CA</font></div><div style="font-size: 13px; font-family: Tahoma; "><font face="Kristen ITC"><a tabindex="0" href="http://www.csta.acm.org/" target="">Computer Science Teachers Association</a></font></div><div style="font-size: 13px; font-family: Tahoma; "><font face="Kristen ITC">At-Large Representative</font></div><div style="font-size: 13px; font-family: Tahoma; "><font face="Kristen ITC"><a tabindex="0" href="http://www.cuehub.org/1382108251294877/site/default.asp" target="">OCCUE</a><span class="Apple-converted-space"> </span>Board of Directors member</font></div><div style="font-size: 13px; font-family: Tahoma; "><span> <div style="font-size: 13px; font-family: Tahoma; "><font face="Tahoma"><a tabindex="0" href="http://www.facebook.com/album.php?profile=1&id=165953813416064" target=""></a><a tabindex="0" href="http://www.facebook.com/album.php?profile=1&id=165953813416064" target=""></a></font></div><div style="font-size: 13px; font-family: Tahoma; "> </div><div style="font-size: 13px; font-family: Tahoma; "><img src="https://lh5.googleusercontent.com/-tL68NxAttsM/UC2yG3oqRWI/AAAAAAAAAPg/uHguqP7lkwY/s543/allLogos2.png" width="499" height="110" entertime="1381020396724" showedtooltip="0" style="height: 74px; width: 427px; "></div><div style="font-size: 13px; font-family: Tahoma; "> </div><div style="font-size: 13px; font-family: Tahoma; "> </div><div style="font-size: 13px; font-family: Tahoma; "> </div></span></div></div></div><div style="font-size: 16px; font-family: 'Times New Roman'; "><div id="divtagdefaultwrapper" name="divtagdefaultwrapper" style="font-size: 12pt; font-family: Calibri, Arial, Helvetica, sans-serif; margin: 0px; "><p class="owaPara" style="margin-bottom: 0px; margin-top: 0px; "> </p></div></div></div><br>FULLERTON JOINT UNION HIGH SCHOOL DISTRICT E-MAIL DISCLAIMER This communication and any documents, files, or previous e-mail messages attached to it constitute an electronic communication within the scope of the Electronic Communication Privacy Act, 18 USCA 2510. This communication may contain non-public, confidential, or legally privileged information intended for the sole use of the designated recipient(s). The unlawful interception, use or disclosure of such information is strictly prohibited under 18 USCA 2511 and any applicable laws. _______________________________________________<br>alice-teachers mailing list<br><a href="mailto:alice-teachers@lists.andrew.cmu.edu">alice-teachers@lists.andrew.cmu.edu</a><br><a href="https://lists.andrew.cmu.edu/mailman/listinfo/alice-teachers">https://lists.andrew.cmu.edu/mailman/listinfo/alice-teachers</a><br></div></blockquote></div><br></div></body></html>