This channel summarizes and informs key concepts in science subjects.
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[중2과학]앙금생성반응#Shorts
egg & science
Shared 55 years ago
12K views
[중2과학]이온,양이온,음이온#Shorts
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[중2과학]분자,분자식#Shorts
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[중3과학]물질변화,물리변화,화학변화#Shorts
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[중2과학]원소.원소기호.원자#Shorts
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egg & science
egg & science
