<p><span class=\"watexinlineblock\"><span class=\"watex watexlineheightnormal\">
ID: 1951475 • Letter: #
Question
<p><span class="watexinlineblock"><span class="watex watexlineheightnormal">A hockey puck was sliding on ice with momentum <span>‹</span> 0, 0, <span>2.3</span> <span>›</span> kg·m/s when it was kicked, and the new momentum was <span>‹</span> <span>2.1</span>, 0, <span>2.8</span> <span>›</span> kg·m/s. <br /><br />(a) What was <span>Δ</span><sub><img title="parrowitalic" src="http://www.webassign.net/images/parrowitalic.gif" alt="parrowitalic" /><sub><img title="parallel" src="http://www.webassign.net/images/parallel.gif" alt="parallel" /></sub></sub>? </span></span></p><p><span class="watexinlineblock"><span class="watex watexlineheightnormal">(b) What was <span>Δ</span><sub><img title="parrowitalic" src="http://www.webassign.net/images/parrowitalic.gif" alt="parrowitalic" /><sub><img title="orthogonal" src="http://www.webassign.net/images/orth.gif" alt="orthogonal" /></sub></sub>? It helps to draw a diagram.</span></span></p>
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<p><span class="watexinlineblock"><span class="watex watexlineheightnormal">I put <2.1, 0, 0> as the paralell, and <0, 0, 0.5> as th eperpendicular, but it didn't like thise answers.</span></span></p>
<p><span class="watexinlineblock"><span class="watex watexlineheightnormal">HELP!<br /></span></span></p>
Explanation / Answer
What is this could't understand.
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