Sci 7 Quiz #2 4th Quarter Multiple Choice

In a normal fault, what do you call the part that lies below the other part?

• hanging wall

• reverse fault

• footwall

• anticline

In a strike-slip fault, what happens to the rocks on either side of the fault that slip past each other sideways?

• they produce noise

• they are shaking

• they move in an up-or-down motion

• none of these

Where are earthquakes most likely to take place?

• near the area of the earth where the composition is uniform

• along the core-mantle interface

• near the earth's equator

• near a fault zone

Which of the following is a characteristic of a tsunami?

• Very low amplitude in the open ocean

• Very fast moving waves in the open ocean

• Very long wavelength in the open ocean

• All of the these

Which of the following measures an earthquake's intensity based on the observed effects on people and structures?

• Richter scale

• Modified Mercalli scale

• Rossi Forrel scale

• moment magnitude scale

How do rock particles move during the passage of P wave through the rock?

• the particles do not move

• in a rolling circular motion

• back and forth parallel to the direction of wave travel

• back and forth perpendicular to the direction of wave travel

Which of the following is the fastest seismic wave?

• P wave

• S wave

• Love wave

• Rayleigh wave

Which of the following cannot be provided by a seismograph?

• The depth of the earthquake

• The location of the earthquake

• The magnitude of the earthquake

• The number of fatalities in an earthquake

Which type of seismic waves pass through the interior of the earth and spread out from the focus in all directions?

• Body waves

• Surface waves

• Reflected waves

• Refracted waves

Which of the following observations describes a destructive earthquake?

• the breaking of the ground

• the unusual behavior of dogs

• an increase in the level of water in wells

• an increase in the number of aftershocks in the region