Font size
Worksheets8 Sci Weathering and Erosion ESS 2-2
Total questions: 40
Worksheet time: 20mins
Weathering that occurs when oxygen combines with another substance and creates oxides.
wedging
dissolution
oxidation
topography
A mass of sediment deposited at the mouth of a river.
delta
talus
zeta
stack
The pile of rocks that accumulates at the base of a cliff, chute, or slope.
escarpment
sediment silt
delta slope
talus pile
Elongated forms of various minerals deposited from solution by slowly dripping water. Label A and B.
[a] stalagtites; [b] stalacmites
[a] stalagmites; [b] stalactites
[a] stalactites; [b] stalagmites
[a] stalaclites; [b] stalaglites
The interface between __and rock is now known as a place of considerable physical and chemical activity.
moss
algae
bacteria
lichen
A persistent body of dense ice that is constantly moving under its own weight.
talus slope
glacier
pyroclastic flow
iceberg
Natural depressions in the land caused when limestone and soils dissolve.
gorge
canyon
sinkhole
grotto
An elongated naturally occurring ridge or artificially constructed fill or wall that regulates water levels.
levee
berm
colonnade
arch
The movement of a mass of rock, debris, or earth down a slope.
mudflow
pyroclastic flow
sinkhole
mudslide
Which deltaic cycle is the oldest?
Cocodrie
Balize
Sale-Cypremort
St. Bernard
Which deltaic cycle is the youngest?
Cocodrie
Balize
Sale-Cypremort
St. Bernard
__is the removal of weathered rock material from one location and its transportation to another.
Erosion
Weathering
Deposition
Oxidation
Gravity constantly __ everything on Earth’s surface, constructing new landforms.
builds up
mutates
grows
pulls on
Mass __would include falls, slides, and flows due to the action of weathering, gravity, and erosion.
precipitation
wasting
deposition
reaction
As opposed to a slide, a __ happens when rock material becomes soaked with water and moves downhill as a thick fluid.
slump
flow
purge
fall
Heavy rainfalls may wash sediment into channels from slopes that have...
large rocks and boulders.
high levels of calcium carbonate.
little vegetation to anchor the soil.
higher gravity than the surrounding area.
Sinkholes occur where material has...
been crushed by weight of dense surface material.
been oxidized into weak oxides.
been transformed into magma and flowed away from the area.
collapsed from the surface into a cavern underground.
__ and gravity work together to widen river gorges and move coastlines.
Dense magma
Running water
High velocity winds
Burrowing animals
__ weathering occurs when minerals in rock are dissolved or break down, possibly forming new minerals.
Chemical
Mechanical
Physical
Intrinsic
Which would NOT affect the rate of erosion?
The climate of the area
The economic condition of an area
The topography of the land in the area
How much biomass is present in the area
As water in a stream or river moves across the stream bed, rocks tumble and slowly break apart due to __.
oxidation
radiation
convection
abrasion
As water freezes into ice, it __, increasing pressure that causes cracks to become larger and rocks to break apart.
expands
contracts
stays the same
turns acidic
Lichen is a combination of algae and fungi that grow together on rocks...
weathering minerals and causing them to break down.
adding minerals to them and making them grow larger.
Stalactites and stalagmites are are __ mineral formations that build up where water continues to drip in the same place.
iron oxide
sulfide
carbonate
manganese
Evaporite rocks like halite are made of minerals formed through __.
melting and cooling.
crystallization.
the removal of water.
intense heat and pressure.
When rocks are broken into smaller pieces by __ weathering, more surface area is exposed.
chemical
tangential
mechanical
chronic
Choose the two (2) sentences that describe a situation that would result in a change to landforms o the Earth's surface.
Ocean water is evaporated into clouds.
The greenhouse effect causes a slight change in climate.
A magma flow erupts on a small island, creating more land.
A cold front causes a 10 degree drop in temperature.
Flooding loosens dirt along a hillside, causing a landslide.
Which of theses steps would help reduce the chances of a mudslide occurring in a hilly region?
Using an early-warning system to alert residents of danger.
Building walls along the roadway next to the hills.
Burning all the trees and plant cover from the hillsides.
Planting trees and other plant cover on the hillsides.
__ is a means of weathering that can be driven by water crystallizing into ice.
Wedging
Oxidizing
Dissolution
Matriculating
__ rain has dissolved the statues, buildings, and rocks over time.
Base
Acid
Chalk
Oxidizing
What environment of those listed that contain rocks that experience the MOST significant amount of chemical weathering.
hot and dry environments
hot and wet environments
cold and dry environments
cold and wet environments
Plant roots growing throughout the crevices of a rock; Waves and wind undercut a cliff overlooking an ocean.
Dissolution
Mechanical weathering
Oxidation
Evaporation
Copper in rock that is exposed to air forms copper oxide; A metal chain rusts.
Dissolution
Mechanical weathering
Oxidation
Evaporation
Groundwater containing acid that eats away a cave; A mineral dissolves in a river and decomposes into another mineral.
Dissolution
Mechanical weathering
Oxidation
Evaporation
Which of the following activities will NOT protect Louisiana’s wetlands?
Cut deep pipeline canals through marshes.
Plant more vegetation to cut down on erosion.
Control the outflow of rivers to create new land.
Sponsor sea walls and break walls along the coast.
If Plaquemines Parish cut gaps in the levees along the Mississippi River what would the result be?
Land would be eroded as sediments eroded when the river overflowed its banks.
The mouth of the river would create a large barrier island from the sediments.
New land would be built as sediments deposited when the river overflowed its banks.
Which combination of hydrologic basins has the same loss rate as Pontchartrain?
Atchafalaya, Breton Sound, and Pearl River
Sabine/Calcasieu and Terrebonne
Breton Sound and Pearl River
Mississippi River, Teche/Vermillion, and Atchafalaya
Causes of Louisiana wetland land loss does NOT involve...
levees.
dredging.
hunting and fishing.
pipeline canals.
storms.
Actions to reduce Louisiana wetland land loss does NOT involve...
controlling river outflow.
rock walls and breaks.
planting grasses.
Christmas tree fences.
dredging levees and canals deeper.
The removal of dune vegetation has caused this condition.
oxidation
undercutting
spelunking
sandblasting
