Water Erosion and Deposition
Practice Test
1.
Which is a factor that affects runoff?
a.
gravity
b.
the length of time that rain falls
c.
all answers are correct
d.
the amount of rain that falls
Hint
2.
Broad, c-shaped curves in streams are called __________.
a.
meanders
b.
water tables
c.
levees
d.
geysers
Hint
3.
What defines a stream as a young stream?
a.
It flows quickly through a steep valley.
b.
The period of time the stream has been there.
c.
the size of the stream
d.
the location of the stream
Hint
4.
Artesian wells use __________ to bring water to the surface.
a.
gravity
b.
buckets
c.
pressure
d.
a pump
Hint
5.
Barrier islands lay parallel to the shore and ___________.
a.
are unaffected by severe weather
b.
may last several centuries or longer
c.
are found below sea level
d.
are short term coastal features
Hint
6.
In river systems, channels connect different parts of the drainage basin. In groundwater systems, instead of channels there are __________.
a.
pumps
b.
springs
c.
pores
d.
caves
Hint
7.
Streams are parts of _________ systems.
a.
rill
b.
river
c.
lake
d.
ocean
Hint
8.
During a drought, the water table __________.
a.
dries up
b.
drops
c.
increases
d.
disappears
Hint
9.
If too much groundwater is pumped out of the water table ___________.
a.
the permeable materials could become impermeable
b.
the land could sink
c.
the zone of saturation will disappear
d.
it will cause the land level to rise
Hint
10.
What part does erosion play in the development of mature streams?
a.
It pulls sediments from the riverbed.
b.
It creates channels.
c.
It wears down the rocks that cause waterfalls in young streams.
d.
It smoothes the bottom of the riverbed.
Hint
11.
What is the difference between rill and gully erosion?
a.
Rill erosion creates much larger channels than gully erosion.
b.
Gully erosion creates much smaller channels than rill erosion.
c.
Gully erosion takes much longer than rill erosion.
d.
Gully erosion creates much larger channels than rill erosion.
Hint
12.
What is the largest drainage basin in the United States?
a.
the Snake River
b.
the Missouri River
c.
the Colorado River
d.
the Mississippi River
Hint
13.
The water table is found in the upper surface of __________.
a.
pores
b.
impermeable rock
c.
the zone of saturation
d.
the zone of permeability
Hint
14.
A delta is created when __________.
a.
river water empties from a mountain valley onto an open plain
b.
sediments are deposited as water empties into a river
c.
sediments are deposited as water empties into an ocean
d.
a rill or gully empties into a stream
Hint
15.
The wearing away of soil and rock is called __________.
a.
erosion
b.
infiltration
c.
drainage
d.
runoff
Hint
16.
Is there more water on Earth in groundwater systems or river systems?
a.
groundwater systems
b.
They are the same.
c.
river systems
d.
sometimes groundwater systems, other times river systems
Hint
17.
Stalactites are formed in __________.
a.
the zone of saturation
b.
the water table
c.
river channels
d.
the ceilings of caves
Hint
18.
Catastrophic flooding leaves a ___________ mark on Earth.
a.
permanent
b.
cursory
c.
temporary
d.
unnoticeable
Hint
19.
Springs are formed when the water table is ___________.
a.
deep within Earth
b.
close to Earth's surface
c.
empty
d.
saturated
Hint
20.
Runoff is water that __________.
a.
we drink
b.
creates groundwater
c.
doesn't soak into the ground or evaporate
d.
soaks into the ground
Hint
