div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=planiftierra-y-u-55b0b8b08a267htmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Planiftierra y u loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentscoreader036viewer202207181755ad9cf21a28ab0c128b45fehtml5thumbnails1jpg width=140 height=200 divp¿Cómo será la Tierra por dentropdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imageimg data-url=planiftierra-y-u-55b0b8b08a267htmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: Planiftierra y u loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentscoreader036viewer202207181755ad9cf21a28ab0c128b45fehtml5thumbnails2jpg width=140 height=200 divpConoce las capas de la Tierrapdiv