Figure 11.7 Air pressure changes with altitude The rate at which air pres- 36 22 sure decreases with an increase in altitude is 32 20 Capt. Kittinger, USAF 1961 31.3 km (102,800 ft) Air pressure = 9.6 mb not constant. Pressure 18 decreases rapidly near Earth's surface and 28 16 more gradually at greater heights. Put another way, the graph shows that the vast bulk of the gases making up the atmosphere is very near Earth's sur- face and that the gases 24 14 夏20 12 Air pressure at top of Mt. Everest (29,035 ft) is 314 mb 16 10 gradually merge with the emptiness of space. 50% of 8. 12 atmosphere lies below this altitude 9: 8 4. 4 Interpixels/Shutterstock 200 400 600 800 1000 Pressure (mb) Altitude (km) ||| | | | | |||||||| Altitude (miles)
Figure 11.7 Air pressure changes with altitude The rate at which air pres- 36 22 sure decreases with an increase in altitude is 32 20 Capt. Kittinger, USAF 1961 31.3 km (102,800 ft) Air pressure = 9.6 mb not constant. Pressure 18 decreases rapidly near Earth's surface and 28 16 more gradually at greater heights. Put another way, the graph shows that the vast bulk of the gases making up the atmosphere is very near Earth's sur- face and that the gases 24 14 夏20 12 Air pressure at top of Mt. Everest (29,035 ft) is 314 mb 16 10 gradually merge with the emptiness of space. 50% of 8. 12 atmosphere lies below this altitude 9: 8 4. 4 Interpixels/Shutterstock 200 400 600 800 1000 Pressure (mb) Altitude (km) ||| | | | | |||||||| Altitude (miles)
Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
Problem 1LR
Related questions
Question
The jet in this photo is at an altitude of 10 kilometers (6.2 miles). Refer
to the graph in Figure 11.7. What is the approximate air pressure
where the jet is flying? About what percentage of the atmosphere is
below the jet (assuming that the pressure at the surface is 1000 millibars)?
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