Exam 14: Deserts and Wind

The slip face of a dune typically dips about 20 degrees from the horizontal.

The ____________________ is the semiarid zone south of the Sahara desert.

What are some factors that influence how rain and snow are unevenly distributed?

Migrating dunes can overrun buildings and highways.

The slip face is the ____ side of a dune.

Buttes and mesas are formed by ____.

____________________ dunes are common in moist semiarid regions and along the seacoast where sparse vegetation is present to anchor the tips of the dune.

Playa lakes often dry up due to ____ and seepage.

Death Valley is part of a vast desert region of the American West with no external drainage, known as the ____________________.

A type of desert that forms on the downwind side of a mountain range is a(n) ____________________ desert.

How much of a decline in headwaters did the Niger River see in the 2018 study?

Water vapor that condenses when rising over a mountain range is more likely to fall as rain and snow ____.

Tectonic extension and uplift has created the mountain and valley landscape of the Great Basin. The downdropped valleys are called ____.

In Africa, desertification caused the ____ Desert to expand into the Sahel region.

Describe the four types of sand dunes.

Erosion by wind is ____.

The desert region that covers portions of Utah, Colorado, Arizona, and New Mexico is known as ____.

The growth of a desert by human mismanagement, or by climate change, is called ____________________.

A(n) ____ is a broad, gently sloping erosional surface that forms along the front of desert mountains, often as a result of tectonic uplift.

A(n) ____ is a flat-topped mountain that is shaped like a table.