Earthquake Vocabulary Question Preview (ID: 8251)


Earthquake Vocabulary 2 Of 3. TEACHERS: click here for quick copy question ID numbers.

seismograph
a) an instrument that records earthquake waves
b) a relatively flat highland
c) measures the magnitude of an earthquake
d) the block of rock above a fault

P waves
a) A type of seismic wave that compresses and expands the ground
b) (physics) force that produces strain on a physical body
c) The block of rock that forms the lower half of the fault
d) an instrument that records earthquake waves

surface waves
a) move ground up and down in circles; slowest; most destructive; feels like a roller coaster
b) an upward fold in rock formed by compression of Earth's crust
c) a downward fold in rock formed by compression in earth's crust
d) effort expended in rubbing one object against another

friction
a) effort expended in rubbing one object against another
b) the block of rock above a fault
c) measures the magnitude of an earthquake
d) measure of the energy released during an earthquake

strike slip fault
a) a type of fault where rocks on either side move past each other sideways with little up or down moti
b) A type of seismic wave that compresses and expands the ground
c) a type of fault where the hanging wall slides downward; caused by tension in the crust
d) Stress that stretches rock so that it becomes thinner in the middle.

normal fault
a) a type of fault where the hanging wall slides downward; caused by tension in the crust
b) The block of rock that forms the lower half of the fault
c) A fault in which the hanging wall moves up relative to the foot wall
d) A type of seismic wave that compresses and expands the ground

epicenter
a) the point on the Earth's surface directly above the focus of an earthquake
b) The point beneath Earth's surface where rock breaks under stress and causes an earthquake
c) A building mounted on bearings designed to absorb the energy of an earthquake
d) measure of the energy released during an earthquake

S waves
a) side-to-side waves; 2nd, slower, & go though solids;
b) measures the magnitude of an earthquake
c) a relatively flat highland
d) the block of rock above a fault

plateau
a) a relatively flat highland
b) the block of rock above a fault
c) an instrument that records earthquake waves
d) measures the magnitude of an earthquake

liquefaction
a) The process by which an earthquake's violent movement suddenly turns loose soil into liquid mud
b) the record of an earthquake's seismic waves produced by a seismograph
c) A fault in which the hanging wall moves up relative to the foot wall
d) the point on the Earth's surface directly above the focus of an earthquake

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