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Worksheets

Weathering, Erosion and Geohazards

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

Which precaution should be taken to mitigate sinkhole damage?

a)

replant trees

b)

securing items in the house

c)

build flood channels to divert water

d)

annually inspecting bedrock to ensure there is no water

2.

Which of the following geohazards is less likely to occur in North Carolina?

a)

flood

b)

tsunami

c)

sinkhole

d)

landslide

3.

Fossils are often found in ____________ because it is formed from the remains of once living things.

a)

magma

b)

igneous rocks

c)

sedimentary rocks

d)

metamorphic rocks

4.

Which geohazards are people living in Wilmington, NC most likely going to experience?

a)

earthquake

b)

landslide

c)

sinkhole

d)

flood

5.

A geologic event that has the potential to destroy properties and could cause a loss of life

a)

evolution

b)

extinction

c)

geohazards

d)

global warming

6.

Landslide is caused by

a)

weathering and erosion

b)

very steep slope of landform

c)

removal of vegetation

d)

a, b, and c

7.

Volcanic activity is dangerous due to

a)

the release of dust and ash flow that could alter the climate

b)

random hazardous plate tectonics that separates the crust into two

c)

debris that separates the bedrock which will be eroded

d)

the large tidal waves caused by seismic waves

8.

A natural depression on the Earth's surface caused by collapse of underlying rock is called

a)

tsunami

b)

sinkhole

c)

volcnoes

d)

landslide

9.

A city invests millions of dollars to preserve sand dunes on beaches, build seawalls and design trenches to divert seawater. What geohazard they are preparing for?

a)

earthquake

b)

landslide

c)

sinkhole

d)

tsunami

10.

If an area become saturated and water cannot seep into the soil, what most likely will occur when precipitation will not stop?

a)

sinkhole

b)

flooding

c)

earthquake

d)

groundwater pollution

11.

Mitigation plan is a precautionary steps to

a)

increase biodiversity

b)

improve the quality of life

c)

reduce loss of life and property

d)

prevent overpopulation of species in the world

12.

A kind of soil made by decayed plant and animal matter is called

a)

parent material

b)

soil profile

c)

bedrock

d)

humus

13.

A body of permeable rock which can contain and transmit groundwater is called

a)

water table

b)

surface water

c)

an aquifer

d)

a well

14.

Which geologic hazard could occur when tectonic plates slide past each other?

a)

earthquake

b)

volcanoes

c)

tsunami

d)

ground water pollution

15.

Earth's interior primarily caused the formation of which type of rocks

a)

igneous and sedimentary

b)

igneous and metamorphic

c)

sedimentary and metamorphic

d)

igneous, sedimentary and metamorphic

16.

Soil is the result of

a)

erosion of glaciers

b)

erosion by running water

c)

deposition and human activity

d)

weathering and biologic activity

17.

Cracks in rocks widen as water in them freezes and thaws. This is

a)

erosion of rocks

b)

weathering and erosion

c)

mechanical/physical weathering

d)

both chemical and physical weathering

18.

Which layer of soil contains most humus?

a)

parent material

b)

topsoil

c)

bedrock

d)

silt

19.

Near which geologic structure are the youngest rocks on Earth found?

a)

estuaries

b)

near fault

c)

active volcano

20.

A rock has most likely traveled a long distance from its place of origin if it is

a)

very small

b)

partially faded

c)

rough and dense

d)

rounded and smooth