Geological Hazards Quiz

What are geological hazards?

• An extreme weather that destroys properties and causes casualties

• A possible cause of harm to property and life as a result of a geological process

• The magnitude of destruction caused by a geological event

• A location prone to geological processes such as earthquake and landslide

Which of the following conditions or events give rise to geological hazards?

• Earthquake

• Volcanic eruption

• Tornado

• Tropical cyclone

Which of the following describes a tsunami?

• A large ocean wave caused by an earthquake

• A massive flood brought by heavy rain

• A large ocean wave caused by a high tide

• A coastal flood commonly associated with low pressure weather system

Which of the following is not an earthquake hazard?

• Liquefaction

• Tsunami

• Fire

• Pyroclastic flow

Which of the following pairs correctly match?

• Volcanic eruption : Ground displacement

• Earthquake : Tsunami

• Landslide : Rock fall

• Earthquake : Lahar

Which of the following are true about a volcanic eruption?

• It happens when materials such as lava, rocks, ashes, and gases are released from a volcano.

• It is the sudden shaking of the ground caused by the release of energy from accumulated stress along the geologic faults.

• It may cause damage in the local or global scale.

• It occurs when earth materials move downwards along a slope due to a heavy rainfall.

What happens during liquefaction?

• Solid rocks and soil transform into a liquid-like state.

• A mass of hot, dry pyroclastic material moves rapidly along the ground surface.

• Rock fragments and lava blobs are ejected by a volcano.

• A mixture of debris and water flows at the slopes of a volcano.

Refer to the table below. Which is most likely a tsunami? | Hazard | Description | |--------|--------------------------------------| | A | Ground shaking and collapse of buildings | | B | Flow of mud and rock | | C | Large ocean wave caused by an earthquake | | D | Sliding, toppling, or falling of rocks |

• Hazard A

• Hazard B

• Hazard C

• Hazard D

Refer to the table below. What are possible effects of Hazard C? | Hazard | Description | |--------|--------------------------------------| | A | It may cause flood in low-lying areas. | | B | It can sink buildings and other structures. | | C | It may cause respiratory ailments. | | D | It may cause burn and injury upon impact. |

• It may cause flood in low-lying areas.

• It can sink buildings and other structures.

• It may cause respiratory ailments.

• It may cause burn and injury upon impact.

Refer to the table below. Which of the hazards are caused by an earthquake? | Hazard | Description | |--------|--------------------------------------| | A | Ground shaking and collapse of buildings | | B | Flow of mud and rock | | C | Large ocean wave caused by an earthquake | | D | Sliding, toppling, or falling of rocks |

• Hazard A

• Hazard B

• Hazard C

• Hazard D