https://www.google.com/url?sa=t&source=web&rct=j&url=https://www.aparat.com/v/nFszL/%25D8%25B9%25D9%2584%25D9%2588%25D9%2585_%25D9%25BE%25D8%25A7%25DB%258C%25D9%2587_%25D8%25A7%25D9%2588%25D9%2584%253A_%25D8%25AF%25D9%2586%25DB%258C%25D8%25A7%25DB%258C_%25D8%25B3%25D8%25B1%25D8%25AF_%25D9%2588_%25DA%25AF%25D8%25B1%25D9%2585&ved=2ahUKEwi6yeeG4sj7AhV6yLsIHYLVDaYQo7QBegQICRAB&usg=AOvVaw1r9RcDp8FlMfWojde50_jG
#علوم پایه #اول
دنیای سرد و گرم