Name: ________________________
Study Sheet - Exam 5
– Geology 2 – Chapters 10, 11, 12
The natural flow
of groundwater that exists when the water table intersects the ground
surface is called a(n) __________.
This term is
used to describe an impermeable layer that hinders or prevents the
movement of groundwater.
In the
Which of the following represents the greatest
volume of water?
A(n) __________ is created by the lowering of
the water table surrounding a well.
About what percentage of Earth’s water is
groundwater?
This is a
measure of the amount of groundwater that can be stored by rock or
sediment.
A measure of a material’s ability to transmit
groundwater through interconnected pore
spaces is known as its __________.
This term refers to rock strata or sediments
that readily transmit groundwater.
The broad
deposit of stratified drift that is deposited beyond the end moraine of an ice
sheet is a (an) __________.
The outer limit of a glacier’s zone of
accumulation is defined by the __________.
As a glacier
moves down a valley, the ice in the center moves __________ than the ice
along
the sides.
Which one of the
following regions has NOT been modified by glacial erosion and/or
deposition?
Currently glaciers cover about ______ percent
of Earth’s land area.
As ice sheets get larger, sea level
__________.
When the front of a glacier is retreating, the
ice within the glacier __________.
During the Ice
Age, ice sheets covered about ___ times more land area than present
day ice sheets.
The largest ice sheet on Earth today covers
__________.
Alpine glaciers are also called __________.
As the front of
a glacier is retreating, a layer of unsorted glacial sediment (till) known
as a (an) __________ is deposited.
When ice accumulation exceeds ice wastage, the
front of a glacier will __________.
Which one of the following statements about
deserts is accurate?
Rainshadow deserts occur on the __________
sides of mountains.
Sinking air __________ and __________.
Steppe climates can also be described as
__________.
Usually sand dunes cover 50 percent or more of
desert surfaces.
Desert streams
are usually dry and carry water only after periods of rain. Such streams
are
said to be __________.
Approximately ____ percent of the world’s land
area is characterized by dry climates.
Low-latitude
subtropical deserts are the result of _______ air associated with the
______
pressure zones located at about 30 degrees north and south latitudes.
Climatologists
define dry climates as those in which annual precipitation is exceeded by
potential
annual __________.
A surface of
tightly packed coarse pebbles on the desert surface is called __________.
The lifting and removal of loose
material by wind is known as __________.