WorksheetsES07 BELL RINGERS
Total questions: 24
Worksheet time: 12mins
Name
Class
Date
1.
The process by which natural forces move weathered rock and soil from one place to another is called _____.
a)
soil conservation
b)
deposition
c)
abrasion
d)
erosion
2.
Landslides, mudflows, slump, and creep are all examples of _____.
a)
mechanical weathering
b)
runoff
c)
mass movement
d)
soil formation
3.
Mass movement is caused by _____.
a)
plucking and abrasion
b)
gravity
c)
chemical weathering
d)
erosion and deposition
4.
A stream or river that runs into another stream or river is called a _____.
a)
tributary
b)
meander
c)
turbulent stream
d)
gully
5.
A river flowing across a wide flood plain begins to form looplike bends called _____.
a)
rills
b)
meanders
c)
outside curves
d)
deltas
6.
A river flowing across a wide flood plain begins to form looplike bends called _____.
a)
rills
b)
meanders
c)
outside curves
d)
deltas
7.
The energy that produces ocean waves comes from _____.
a)
the rise and fall of the tides
b)
rivers flowing into the ocean
c)
wind blowing across the water’s surface
d)
rock falling into the ocean along the shore
8.
The process by which wind removes surface materials is called _____.
a)
abrasion
b)
plucking
c)
deflation
d)
inflation
9.
Particles of clay and silt eroded and deposited by the wind are called _____.
a)
till
b)
loess
c)
dust
d)
sod
10.
Glaciers can only form when _____.
a)
there is an ice age
b)
here is a U-shaped valley in the mountains
c)
he amount of snow exceeds the amount of rain
d)
more snow falls than melts
11.
The process in which rock fragments freeze to the bottom of a glacier and then are carried away when the glacier moves is called _____.
a)
plucking
b)
surging
c)
valley widening
d)
abrasion
12.
A(n) _____ is evidence that an area was once covered by a glacier.
a)
loess deposits
b)
V-shaped valley
c)
U-shaped valley
d)
alluvial fan
13.
A small depression that forms when a chunk of ice is left in glacial till is known as a(an) _____.
a)
arête
b)
cirque
c)
fiord
d)
kettle
14.
The agent of mechanical weathering in which rock is worn away by the grinding action of other rock particles is called _____.
a)
erosion
b)
cracking and peeling
c)
abrasion
d)
ice wedging
15.
Ice wedging causes mechanical weathering of rock by means of _____.
a)
heating and cooling
b)
plant growth
c)
animal actions
d)
freezing and thawing of water
16.
_____ weathering causes the mineral composition of rocks to change.
a)
mechanical
b)
permeable
c)
chemical
d)
general
17.
A rock containing iron has been chemically weathered by _____ if it becomes soft and crumbly and reddish-brown in color.
a)
abrasion
b)
carbon dioxide
c)
oxygen
d)
acid rain
18.
The most important factors in determining the rate of weathering are _____.
a)
carbon dioxide and acid rain
b)
abrasion and acids from plant roots
c)
animal actions and oxygen
d)
rock type and climate
19.
Soil formation begins with the weathering of _____.
a)
litter
b)
bedrock
c)
the A horizon
d)
humus
20.
Soil that is rich in humus has high _____.
a)
fertility
b)
water content
c)
sand content
d)
clay content
21.
Living organisms in soil help to _____.
a)
slow the rate of soil formation
b)
build up the C horizon
c)
mix the soil and make humus
d)
prevent the formation of humus
22.
Decomposers are the soil organisms that _____.
a)
store moisture in the soil
b)
break down and digest the remains of dead organisms
c)
make spaces in the soil for air and water
d)
burrow deep below the topsoil
23.
The practice of plowing fields along the curves of a slope is called _____.
a)
drought plowing
b)
contour plowing
c)
no-till plowing
d)
sod plowing
24.
The type of soil called loam is made up of _____.
a)
pure humus
b)
mostly clay
c)
nearly equal amounts of silt, sand, and clay
d)
sand and gravel
100 %
