mariannicole
mariannicole
03-02-2017
Geography
contestada
Why do airplanes have pressurized cabins?
Respuesta :
Noname111
Noname111
03-02-2017
Because the air is very thin at the altitude they fly. The average passenger jet has a causing altitude of about 30,000 to 40,000 feet. At this altitude humans can't breathe very well and our body gets less oxygen.
Answer Link
VER TODAS LAS RESPUESTAS ( 44+ )
Otras preguntas
Martin Luther King, Jr., spoke these famous words: "Free at last. Free at last. Thank God Almighty, we are free at last." Who, according to King, would be free?
adaptation's Result from interactions between organisms and their what
which of the elements in the following reaction has been reduced? Zn+2H->Zn2+H2
Which term describes the practice of paying a sum of money as compensation for loss?
the american recovery and reinvestment act was a reaction to what event in the united states?
30 points: Answer the questions in the picture provided
What is the most important idea of the second paragraph of Of Plymouth Plantation?
How do you do y+3=0? I'm so totally confused please explain it :(
how do air masses affect the weather?
to maintain good balance in a horizontal relationship , you must
