
wbtitle = "Modeling motion with air resistance";
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subtitle = [""];
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headline = [" <div class='cardSpace'>Air resistance slows object</div> ",
" <div class='cardSpace'>Air resistance slows object</div> <div><table border='0'><tr><td><span class='cardBody'>&middot;&nbsp;</span></td><td><span class='cardBody'> Acceleration proportional to velocity squared</span></td></tr></table></div> ",
" <div class='cardSpace'>Air resistance slows object</div> <div><table border='0'><tr><td><span class='cardBody'>&middot;&nbsp;</span></td><td><span class='cardBody'> Acceleration proportional to velocity squared</span></td></tr></table></div> <div class='cardSpace'>Terminal velocity</div> <div><table border='0'><tr><td><span class='cardBody'>&middot;&nbsp;</span></td><td><span class='cardBody'> Object reaches constant velocity</span></td></tr></table></div> ",
" <div class='wbmainequation'><i class='cardItalic'>v</i><sub class='subsup'>c</sub>&nbsp;= <i>v</i><sub class='subsup'>p</sub> + <i>g</i>&#916;<i>t</i></div> ",
" <div class='wbmainequation'><i class='cardItalic'>v</i><sub class='subsup'>c</sub>&nbsp;= <i>v</i><sub class='subsup'>p</sub> + (<i>g</i> &minus;<span class='teensy'>&nbsp;</span> <i>kv</i><sub class='subsup'>p</sub><sup class='subsup'>2</sup>)&#916;<i>t</i></div> ",
" <div class='wbmainequation'><i class='cardItalic'>v</i><sub class='subsup'>c</sub>&nbsp;= <i>v</i><sub class='subsup'>p</sub> + (<i>g</i> &minus;<span class='teensy'>&nbsp;</span> <i>kv</i><sub class='subsup'>p</sub><sup class='subsup'>2</sup>)&#916;<i>t</i></div> <div class='cardSpace'><span class='wbequation'>Current_velocity = Prior_velocity + (Acceleration &minus;<span class='teensy'>&nbsp;</span> Drag_constant * Prior_velocity^2) * Time_interval</span></div> "];
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