Earth Science (Picture Version) Chapter 5,6,7

These dunes form when wind regularly blows in several different directions.

Star

________ river channels usually form for relatively short distances at high gradients near the headwaters and form classic V-shaped valleys.

Straight

The below photograph is a picture of an erosional desert feature called __________.

a hoodoo

Glacial specialists believe that when "surges" of movement occur (up to 100 times that of normal glacial movement, in many cases this is due to ___________, and the _____________ water pressure.

basal sliding, buildup of

Near the top of the glacier, ice will behave in a _____ fashion, and crevasses __________ form.

brittle, will

The schematic representation of the hydrologic cycle shown in the below diagram is a _________ cycle of _________ systems.

closed, opened

Alluvial fans consist of _______ sediment deposited at the base of highlands in _________ climates.

coarse, semi-arid

At continental collision boundaries earthquakes can be deep and __________ and ____________.

deep, powerful

In general, the coastlines of the continents __________ match up. If we consider the true coastlines (halfway down the continental slope), the match is __________.

do, better

Ventifacts are __________ features produced by ___________.

erosional, abrasion

The windward side of a dune has a relatively ___________ slope, whereas the slope of the leeward side is relatively ________________.

gentle, steep

Transverse dunes form in environments with ______ vegetation, where __________ sand is available.

little or no, abundant

As a snowflake becomes a granule of ice it ______ delicate points, and becomes _____ dense.

loses, more

Poorly sorted sediment would tend to be of relatively ___________ permeability. Whereas a well-cemented sediment would tend be of relatively _____________ permeability.

low, low

Volcanic island arcs are primarily associated with __________ lithosphere subducting under __________ lithosphere at a convergent plate boundary.

oceanic, oceanic

Transform fault earthquakes are ___________, and _________ be powerful.

shallow, can

The addition of numerous levees and the channeling of the Mississippi River has resulted in the _______ of the delta, resulting in _________ protection for the city of New Orleans from hurricanes.

shrinking, decreased

The largest single sheet of falling water in the world is located in __________.

Africa

The below pictured stream has a low gradient, and a fluctuating but heavy sediment load. What type of stream is it?

Braided

These glaciers form in bowl-shaped depressions, and commonly feed into valley glaciers:

Cirque glaciers

This area is considered to be entirely contained within the continental area (contains continental crust):

Continental shelf

Which of the following deserts was produced by the rainshadow effect?

Death Valley

When a glacial valley is partly filled by an arm of the sea this type of glacier is formed:

Fjord glacier

The evidence for glaciers indicates that the ___________ continents were once connected together. Also, a study of the glacial striations indicates that the direction of ice movement radiated ___________ from the center of the ice sheet.

southern, outwards

The ages of rocks on both sides of the mid-ocean ridge are __________, and become ____________ as one goes away from the ridges.

symmetrical, older

At divergent plate boundaries earthquakes tend to be _______ and _________.

weak, shallow

Carefully study the below photograph. What type of glacier is shown?

Valley glacier

When glacial ice moves downward from a cirque it scours ____________ into a classical __-shape.

valleys, U

The Mississippi River drainage basin encompasses more than _____ percent of the mainland United States.

40

The probability of a particular area having a 20-year flood in a one hundred year period of time is ____ percent. A 20-year flood would have a _____ discharge when compared to a 50-year flood.

5, lower

The below river is characterized by having cut banks, point bars and oxbow lakes. It is highly sinuous and is a typical __________ river.

Meandering

When a glacier flows all of the way out of the mountains and onto the surrounding lowlands this type of glacier is formed.

Piedmont glacier