<p>Somebody answer this quesiton please…</p>
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<p>ok so shouldnt the answer be 0 or is it just me? (Because it comes back to start positon)</p>
<p>W = 5<em>0.9</em>0.0075</p>
<p>NET work is 0, not the work done to clean the teeth.</p>
<p>Thanks man, i almost thought tha tnobody was going to answer…hah ai have another question that i m going to post on another thread if u know the answer plz share…</p>