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#Mon Aug 09 11:44:02 CEST 2010
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Slide__lbQy8KOaEd-WfYQ0GneCwQ_subTitle=<b>Worldview and Knowledge Acquisition</b> <p>Light, Heat, Radiation<br> Magnetism, Electricity and Induction</p>
Slide__lbQy8KOaEd-WfYQ0GneCwQ_title=