CFU :Earthquakes

What is deformation?

• Movement of tectonic plates
• When a rock gets bent, twisted, or breaks.
• orogeny
• sinkhole

What happens to tsunamis as they move toward the shore?

• decrease in height
• increase in height
• weakens
• stays the same

What is the minimum number of seismograph stations required in order to determine the exact location of an earthquake’s epicenter?

• 1
• 2
• 3
• 4

In what direction do seismic waves carry the energy of an earthquake?

• from surface down into the earth
• from the focus point outward
• toward the focus inward
• through the core

Measure of the energy released by an earthquake

• depth
• magnitude
• temperature
• height

Earthquakes are vibrations called ___________waves.

• water
• sound
• seismic
• radiant

Fracture in rock along which movement occurs

• fault
• fold
• anticline
• syncline

The formation of mountain ranges by intense upward displacement of the earth's crust.

• deformation
• bending
• orogeny
• warping

Movement of tectonic plates against each other cause the plates to __________ and fold.

• rip
• bend
• slide
• fault

Where do most major earthquakes occur?

• middle of continents
• where plates meet at boundaries
• center of plates
• near lakes