chapter 3 પાઠ 3 પૃથ્વીની આંતરિક રચના
ભાગ 1 https://www.youtube.com/watch?v=4F_qVwEQUm0
ભાગ 2 https://www.youtube.com/watch?v=GK_uLSYA6Ns
ભાગ 3 https://www.youtube.com/watch?v=-xuf6U4vJt4
ભાગ 4 https://www.youtube.com/watch?v=h7X8kh-GDH8
No comments:
Post a Comment