The physical
features on Earth’s
surface are called
_______.
landforms
(examples: mountains,
valleys)
The process of
breaking rock into
smaller pieces is
called ______.
weathering
Rock gets broken
down into sand, clay,
and tiny pieces of
rock called _____.
sediment
Water, rain, ice, and
plant roots all cause
_____.
weathering
The process of
moving sediment
from one place to
another is called
_____.
erosion
Water, wind,
glaciers, and gravity
are all agents of
_____.
erosion
The downhill
movement of soil
and rock due to
gravity is called
_____ _____.
mass
movement
The movement of
wet soil due to
gravity is called a
_____.
mudslide
The movement of dry
soil due to gravity is
called a _____.
landslide
_____ occurs when
soil slowly moves
downhill.
creep
The process of
dropping sediment in
a new location is
called _____.
deposition
Flood water
pounding against a
canyon wall and
wearing it down is an
example of _____.
weathering
Rain washing away
soil from a hillside is
an example of
_____.
erosion
Layers of sediment
forming at the bottom
of the ocean is an
example of _____.
deposition
A mudslide flowing
down a steep hill is
an example of
_____.
erosion
Glaciers dropping
rock and sand to
form terminal
moraines is an
example of _____.
deposition
Waves dropping
sand on the beach is
an example of
_____.
deposition
Acid rain dissolving
the surface of rocks
or marble statues is
an example of
_____.
weathering
Deltas forming at the
mouths of rivers is
an example of
_____.
deposition
Water getting into
cracks, freezing, and
breaking the rocks or
pavement apart is an
example of _____.
weathering
Muddy water being
carried away by a
fast-moving river is
an example of
_____.
erosion
Wind blowing sand
from one location to
another is an
example of _____.
erosion
Wind blasting sand at
rock and carving out
arches is an example
of _____.
weathering
Glaciers scraping
rocks across the
earth’s surface is an
example of _____.
weathering
Which of these human activities in a forest
has a positive effect on the ecosystem?
A Clearing the land to build new homes
B Planting new trees where old ones were cut
down
C Building a new highway through the area
D Cutting down trees to make farmland
The Grand Canyon is getting deeper due to
a river flowing through the area for many
years. Which process caused the changes
to the surface?
F Condensation
G Erosion
H Evaporation
J Pollution
B
G - erosion
A student is hiking through a forest taking
pictures for science class. Which
picture would most likely be used as an
example of human impact on Earth?
F A trail built by cutting down trees
G A river eroding away the riverbank
H A bird nest made of dead branches
J A group of butterflies landing on flowers
F
Which of these is most likely harmful to an
ecosystem?
A Building new homes in a wetland
B Taking away airplanes from an airport
C Planting trees in an orchard
D Adding floors to an office building
A
Which is the best action to help protect
water resources in Virginia?
A Dispose of pet waste in a stream.
B Rinse spilled gasoline with a hose.
C Organize a river cleanup program.
D Put hazardous waste in with house trash.
C
Which of these activities is most likely to
have a positive impact on the
environment of Earth?
F Expanding neighborhoods
G Building factories
H Constructing highways
J Creating nature preserves
J
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The physical features on Earth`s surface are called ______