Earthquakes

Front

Fault block mountains are created when a string of what occurs? Options: normal faults, reverse faults, strike-slip faults, folds

Back

normal faults

Front

A device that uses wire stretched across a fault to measure horizontal movement of the ground is called a

Back

creep meter

Front

Which stress force pulls on the crust and stretches rock? Options: tension, compression, shearing, folding

Back

tension

Front

Which device monitors ONLY vertical movements along a fault? Options: tiltmeter, creep meter, laser ranging device, GPS satellite

Back

tiltmeter

Front

The rating system that estimates the total energy released by an earthquake is called the:

• Richter scale
• moment magnitude scale
• Mercalli scale
• modified Mercalli scale

Back

moment magnitude scale

Front

What process occurs when an earthquake's shaking turns loose soil into mud?

Back

liquefaction

Front

What type of deformation is this rock displaying? Options: folds, ductile, liquefaction, brittle

Back

brittle

Front

Stress that pushes a mass of rock in two opposite directions is called

Back

shearing

Front

The best way to protect yourself in an earthquake is to: run as fast as you can, drop, cover and hold, stop, drop and roll, go into the basement.

Back

drop, cover and hold

Front

The type of seismic waves that arrive at a seismic station first and move by compressing and expanding the ground like an accordion are called

Back

primary waves