La atmósfera de la Tierra está compuesta por aproximadamente 20% de oxígeno (O2), 79% de nitrógeno (N2) y 0.38% de dióxido de carbono (CO2). Explica por qué los dirigibles flotan si se llenan de hidrógeno (H2) o de helio (He). ¿Qué gas es preferible para llenar los dirigibles? ¿Por qué?

Svetlana and her mother are very similar. both have blonde hair, a love of scrapbooking, blue eyes, and a thin nose. which statement  most likely  describes svetlana’s traits? svetlana inherited her love of scrapbooking from her mother, but her blue eyes come from her environment.svetlana inherited her blue eyes from her mother, but her love of scrapbooking comes from her environment.svetlana inherited her thin nose from her mother, but her blonde hair comes from her environment.svetlana inherited her blonde hair from her mother, but her thin nose comes from her environment.

What are the three types of counseling established by marine corps policy?

Discuss cell surface transport in the structure of constituents