73. #나뭇잎 은 왜 #녹색 일까? #숲보기 #숲해설가 #서기영 #대야산 #엽록소 #가시광선 #파장
Synopsis
나뭇잎이 초록 초록하게 보이는 이유는 뭘까? 아이들은 자꾸 묻는데? 잎은 원래 녹색이야 ㅋㅋ 뭐라 해야 할까?
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