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마찰력

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by

Go Eun Yoon

on 4 July 2013

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Transcript of 마찰력

마찰력에

영향을 주는

요인
마 찰 력
마찰력과
무게
마찰력과
거칠기
최대 정지 마찰력
운동 마찰력
탄성력 & 마찰력 공통점
마찰력??
마찰력
접촉면에 생기는 운동을 하는 힘
방해
마찰력
마찰력과
접촉면적
정지 마찰력
최대 정지 마찰력
운동 마찰력
정지 마찰력
: 물체가 하고 있을 때 작용하는 마찰력
: 물체가 의 마찰력
: 하고 있는 동안에 작용하는 마찰력
정지
움직이는 순간
운동
하여 작용하는 힘
작용하는 힘의 방향과
접촉
반대 방향
마찰력이 커야
편리 한 경우
마찰력이 작아야
편리한 경우

마찰력?
커야하는 경우?
작아야하는 경우?

Full transcript

<p id="block_embed_dimensions" class="clearfix"><label for="embed-width" id="lb_embed_with">
                Width:
                <input class="span1" id="embed-width" type="text" name="" value="550">
                pixels
            </label><label for="embed-height" id="lb_embed_height">
                Height:
                <input class="span1" id="embed-height" type="text" name="" value="400">
                pixels
            </label></p><p><label for="nav-free"><input checked id="nav-free" type="radio" name="navigation" value=""> Let viewers pan & zoom freely
            </label></p><p><label for="nav-constrain"><input id="nav-constrain" type="radio" name="navigation" value="">Constrain to simple back and forward steps
            </label></p>

<textarea class="textfield" id="embedcode" name="embedcode">${embedcode}</textarea>

<p class="email_button clearfix"><a class="btn btn-primary" href="javascript:void(0);" id="ln_copy_embedcode"
               onclick="return false;">Copy code to clipboard</a></p>

<div id="ovl_wrapper_share" class="tab_share_view"><ul id="tab_share_tabs"><li id="li_tab_share_view"><a id="ln_tab_share_view" href="#">Viewing</a></li><li id="li_tab_share_edit"><a id="ln_tab_share_edit" href="#">Editing</a></li></ul><div class="block_share_panel share_view"><label for="inp_share_view_url">
                    Send link to share this prezi
                    
                </label><span class="ipad-friendly-alt-badge" title="This prezi can be viewed with the free Prezi Viewer app for the iPad. Happy sharing!"></span><input id="inp_share_view_url" class="textfield" type="text" name=""
                       value="Generating URL, please wait ..."><a class="btn" id="btn_copy_share_view">Copy</a><ul id="sub_tab_share_view"><li id="li_tab_share_view_email"><a id="ln_share_view_email" href="#">Email</a></li><li id="li_tab_share_view_facebook"><a id="ln_share_view_facebook" href="#">Facebook</a></li><li id="li_tab_share_view_twitter"><a id="ln_share_view_twitter" href="#">Twitter</a></li><li id="li_tab_share_view_embed"><a id="ln_share_view_embed" href="#">Embed</a></li></ul><div id="block_share_view_panels"></div></div><div class="block_share_panel share_edit"><label for="inp_share_edit_url">Send link to edit together this prezi using Prezi Meeting (<a target=blank href="/meeting/">learn more</a>):</label><input id="inp_share_edit_url" class="textfield" type="text" name=""
                       value="Generating URL, please wait ..."><a class="btn" id="btn_copy_share_edit">Copy</a><ul id="sub_tab_share_edit"><li id="li_tab_share_edit_email"><a id="ln_share_edit_email" href="#">Email</a></li></ul><div id="block_share_edit_panels"></div></div><div id="block_reset" class="clearfix"><a id="ln_reset_links" class="btn btn-primary" href="#">
                    Reset share links
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                    Resets both viewing and editing links (coeditors shown below are not affected).
                </strong></div><div id="editors"><h2>Who can edit:</h2></div></div>