%0 Journal Article %T Where is light?A survey on the alternative conception of light and shadow %A Tian WANG %A Yuandong XIE %J Asia-Pacific Forum on Science Learning and Teaching %D 2002 %I Hong Kong Institute of Education %X This article is about the survey on the middle school students' alternative conception of light and shadow. And it probes into the source of their epistemology primarily. At the end, it illustrates its significance in teaching. %K Alternative conception %K Light %K Shadow %K Scientific conception %K Teaching process %U http://www.ied.edu.hk/apfslt/v3_issue2/wangt/abstract.htm