Earthquakes & Faults Quiz

What causes a tectonic earthquake?

• Volcanic activity

• Movement of the Earth's crustal plates

• Human activity

• Weather changes

An earthquake is caused by:

• Constant pressure

• Sudden slip on a fault

• Erosion

• Volcanic eruptions

What is a fault?

• A type of earthquake

• A fracture or zone of fractures between two blocks of rock

• A volcanic vent

• A tectonic plate

Which type of fault occurs when the hanging wall moves down relative to the foot wall?

• Reverse Fault

• Strike-Slip Fault

• Normal Fault

• Volcanic Fault

What type of stress causes rocks to push or squeeze against one another?

• Tension Stress

• Shear Stress

• Compression Stress

• Confining Stress

Which of the following stresses pulls rocks apart?

• Compression Stress

• Confining Stress

• Tension Stress

• Shear Stress

Shear stress can cause parts of the crust to:

• Rise

• Break off

• Compress

• Sink

What happens during confining stress?

• Rocks collide

• Stress is applied to all sides of the crust

• Rocks pull apart

• Crust fractures from one side

What is the result of high-impact compression stress?

• Sinkholes

• Mountains

• Earthquakes

• Volcanic eruptions

What is the Earth's crust compared to in the presentation?

• A shell of a turtle

• A layer of ice

• The shell of an egg

• A blanket