1. 과학자는 어떻게 탐구할까요? https://cls.edunet.net/play/view.do?e=EFStyME8e 2. 온도와 열 https://cls.edunet.net/play/view.do?e=x4EaJsJPm https://cls.edunet.net/play/view.do?e=694qGSjZz https://cls.edunet.net/play/view.do?e=DvuBhiOwS https://cls.edunet.net/play/view.do?e=5PBl0uDRK https://cls.edunet.net/play/view.do?e=RMvXWPV9Z https://cls.edunet.net/play/view.do?e=zopiOtEw9
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