Desert regions occur __________, and always have a(n) __________ climate zone adjacent to them.
on every continent; steppe
At what latitudes do the large-scale, convection cells bring dry air downward toward the Earth's surface?
between 20-30° north and south
Deserts that lie outside of the subtropics and mid-latitude belts are most likely the result of __________.
the presence of a rainshadow
Precipitation occurs on the __________ of the mountain range, while the __________ is dry.
windward side; leeward side
When air __________, it is compressed and warmed.
sinks
A(n) __________ is a cone-shaped deposit of sediment that is deposited when a stream exits the mouth of a canyon.
alluvial fan
Which of the following accurately describes the Basin and Range region of the western United States?
a region with alternating mountains and basins that have been produced by normal faulting
What type of rocks would you expect to find in a playa lake depositional environment?
evaporites and claystone
An isolated, heavily eroded hill or mountain that rises abruptly from a plain is a(n) __________.
inselberg
Other than the landforms you learned about in the video, what is another landform present in the Basin and Range Province?
sand dunes
Which of the following is true about sand dunes?
Dunes move over time.
What is the term for the rolling and bouncing of sand grains during transport?
saltation
The __________ of a dune is characterized by a decrease in energy and sand avalanches, which occur due to oversteepening.
leeward side
What is cross bedding?
Layers deposited on a dune slip face that are inclined in the direction of wind transport.
Cross-bedded sandstone shows inclined beds in a downward direction. What part of the ancient dune do these features represent?
slip face