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 ( 63+ )
Otras preguntas
please help middle school math
coal as a fuel source led to the invention of A. Paper B. The Printing Press C. Steel D. Compass
How did the entry of the United States affect the outcome of the world war 1
Based on what you see in the maps How my shift in the census and that the electoral college affect presidential races or instant what is more citizens from the
• What was Japan doing in the Pacific that escalated WWII? • What battle in the Pacific permanently weakened the Japanese navy? • What battle eliminated the Jap
Commission is ______-?
Name the property that justifies the statement. 10y2-0=0
Testimonials are positive statements made about a product based on_?_experience.a personalC. commonb. professionald. exaggerated
Jimmy deposits $4,500 into each of two savings accounts. Account 1 earns 5% annuy simple interest . Account 2 earns 5% interest compounded annually . Jimmy's do
An online instructor sends updates to students via text. The probability model describes the number of text messages the instructor may send in a day. Texts Sen
