Weathering, Erosion and Geohazards

Which precaution should be taken to mitigate sinkhole damage?

• replant trees

• securing items in the house

• build flood channels to divert water

• annually inspecting bedrock to ensure there is no water

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

• flood

• tsunami

• sinkhole

• landslide

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

• magma

• igneous rocks

• sedimentary rocks

• metamorphic rocks

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

• earthquake

• landslide

• sinkhole

• flood

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

• evolution

• extinction

• geohazards

• global warming

Landslide is caused by

• weathering and erosion

• very steep slope of landform

• removal of vegetation

• a, b, and c

Volcanic activity is dangerous due to

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

• random hazardous plate tectonics that separates the crust into two

• debris that separates the bedrock which will be eroded

• the large tidal waves caused by seismic waves

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

• tsunami

• sinkhole

• volcnoes

• landslide

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?

• earthquake

• landslide

• sinkhole

• tsunami

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

• sinkhole

• flooding

• earthquake

• groundwater pollution