Hazards of Geological Processes

It is the movement or trembling of the ground produced by the sudden displacement of rock in the Earth's crust

• tsunami

• earthquake

• volcanic eruption

• landslide

When do geologic processes become geologic hazards?

• when it threatens a population of species

• when it happens to a place where no one lives

• when they pose a threat to human life

Make evacuation plans and a safe route for evacuation. Stay away from the beach.

• before a tsunami

• after a tsunami

• during a tsunami

Which of the following should be done during a volcanic eruption?

• If you have to go outside, where a dust mask and eye goggles.

• Store emergency food and water in your home.

• Close all windows and doors to keep ash out. Seal up drafts. Do what you can to keep ash out.

• Create an evacuation plan. It is best to head for high ground away from the eruption to protect against flood danger.

This happens when lava and gas are discharged from a volcanic vent. The most common consequences of this are population movements as large numbers of people are often forced to flee the moving lava flow.

It is the movement of rock, earth, or debris down a sloped section of land.

It is the flow of water that contains large amounts of suspended particles and silt.

• rockfall

• mudflow

• earth flow

What local government unit is in charge for disasters?

Which of the following is not a sudden phenomena?

• avalanches

• forest fires

• thermal springs

• pyroclastic flows

Which of the following is not a gradual phenomena?

• liquefaction

• torrents

• alluvial fans