Review Faults and Earthquakes

Earthquakes are more common in areas covered with what type of rock

• Old igneous rock

• Sedimentary rock

• Conglomerate

Earthquakes occur

• In the middle of plates

• Where the land is old

• In subduction zones

• When there is a hurricane

The study of Earthquakes is known as

• Vulcanology

• Earthquakeology

• Seismology

• Tectonicology

Upward fold are called

• Anticines

• Synclines

• Overfolds

• Thrustfolds

Rift Valleys are created by

• Compressive Stresses

• Torsional Forces

• Tensile Forces

• Volcanic Stresses

The largest Rift on the earth is

• Oribi gorge

• Fish-River canyon

• The Grand Canyon

• East African Rift

What is a hypocentre

• The point of the epicentre

• The point below the epicentre (Origin of the quake) in the ground

• The entire fault line

• The origin of L waves

Surface damage in an earthquake is made by

• All shockwaves

• P Waves

• S Waves

• L Waves

Amplitude of a wave is

• The time between waves

• The space between two waves

• The hight of the wave

• The distance from trough to the next trough

Earthquake waves are measured with a

• Richter Scale

• Mercalli Scale

• Occilascope

• Seismograph