Atmospheric pressure is the pressure exerted on an area from the weight of the atmosphere above it. Pressure is often measured in pounds per square inch (psi) and in units called millibars (mb). Normal air pressure at sea level is approximately 14
7 psi or 1013 mb. At the top of Mount Everest, the air is only 33% as dense as it is at sea level, and the air pressure is approximately 333 mb. Denver, Colorado, at an elevation of 5,280 feet, has an average air pressure of 834 mb. What would Denver's air pressure be in psi?
A) 14.7 psi B) 17.9 psi C) 12.1 psi D) 8.34 psi
C
You might also like to view...
The internal combustion engines that run our automobiles only convert 13% of the gasoline we put in them to move the car. What happens to the other 87%?
A. It is converted into heat. B. It is converted into light. C. It is converted into high-quality energy. D. It is lost due to evaporation.
How many joules are in 1 kilocalorie?
A. 1054. B. 4190. C. 41.9. D. 4.19.
Of the following strategies to reduce acid deposition, the most effective is probably
a. using low-sulfur coal b. adding phosphate fertilizer to acidified lakes c. adding more topsoil to thin soil with little buffering capacity d. adding lime to neutralize the acids e. implementing prevention approaches that reduce or eliminate emissions
Coal is a detrital (clastic) sedimentary rock. Indicate whether the statement is true or false