[ET] Written Task #4 - Short Quiz on CM 5

What type of geological process can cause loss of life, property damage, and environmental disruption?

• Agricultural practices

• Geological hazards

• Economic activities

• Urban development

Which of the following is NOT considered an internal earth process?

• Earthquakes

• Volcanic activity

• Landslides

• Photosynthesis

What type of landslide occurs when material falls freely from a steep slope or cliff?

• Sliding

• Spreading

• Falling

• Toppling

Which of these is a sign of an impending landslide?

• increased vegetation growth

• Cracks in the ground or walls

• Decrease in rainfall

• Stable ground conditions

What does PHIVOLCS stand for?

• Philippine Institute of Volcanology and Seismology

• Philippine Institute of Weather Control

• Public Health Information on Volcanic Crises

• Physical Institute of Volcanic Studies

What is the primary cause of rainfall-induced landslides?

• Drought

• Heavy rainfall

• Earthquakes

• Volcanic eruptions

Which mitigation strategy involves placing large angular stones along stream banks?

• Retaining walls

• Shotcrete

• Gabion walls

• Riprap

What type of failure occurs when materials rotate forward out of a slope?

• Sliding failure

• Toppling failure

• Spreading failure

• Falling failure

Which of the following structures is used to support soil laterally?

• Bench terraces

• Retaining walls

• Culverts

• Tunnels

What is the movement of material sideways, usually caused by earthquakes, called?

• Sliding

• Spreading

• Toppling

• Collapsing