The different layers of the atmosphere are kept from mixing by
A. Physical barriers composed of thick layers of atmospheric dust
B. Contrasting gas compositions
C. The extreme stillness within each layer
D. Sharp temperature boundaries
E. Sharp density boundaries
Answer: D
You might also like to view...
On world maps of religion like the one in our text, the United States is represented almost uniformly as
A) Protestant. B) Roman Catholic. C) Orthodox. D) Buddhist. E) secularist.
You are a geologist assigned to identify possible coal resources in an area of central Asia where little is known about the geology
Preliminary work indicates that area A consists primarily of outcrops of volcanic rocks. Area B contains sedimentary rocks that have been interpreted as forming in a desert. Area C contains sedimentary rocks that probably were deposited along a river delta near a coastline. You have time and money to explore for coal in only one of these regions. Which one do you choose? Explain why you chose the area you did, as well as why you did not choose the other two. What will be an ideal response?
Why would it be difficult to land a spacecraft on Jupiter?
A. Jupiter's intense magnetic field would destroy it. B. The clouds are so thick it would be hard to navigate to a safe spot. C. Jupiter's immense gravity would squash it. D. Jupiter has no solid surface.
The prime meridian and the 180th meridian are opposite halves of the same great circle
Indicate whether the statement is true or false.