Plate Tectonics, Earthquakes, Volcanoes Review Question Preview (ID: 36413)


Plate Tectonics, Earthquakes, Volcanoes. TEACHERS: click here for quick copy question ID numbers.

Which of the following results when divergence occurs within the oceanic lithosphere?
a) seafloor spreading
b) a rift valley
c) a volcano chain
d) a mountain range

Which of the following is true of a rock that has the property of paleomagnetism?
a) rocks formed millions of years ago show the location of the magnetic poles at the time of their formation
b) all rocks, regardless of when they are formed, will eventually possess the same polarity
c) a major shift in polarity occurred in all rocks that were formed one million years ago
d) a rock possesses a specific polarity depending on where it is formed

What evidence supports Wegener's hypothesis?
a) the same mammal species exist on different continents
b) major rivers on different continents match
c) land bridges still exist that connect major continents
d) fossils of the same organism have been found on different continents

What is the Moho?
a) the boundary between the outer and inner core
b) the boundary between the crust and the mantle
c) the material of which the mantle is composed
d) an area of the mantle that will not transmit seismic waves

Earth's inner core is solid because of
a) the composition of its rock
b) its great diameter
c) extreme cold
d) immense pressure

What does Earth's crust and uppermost mantle form?
a) asthenosphere
b) hydrosphere
c) lithosphere
d) atmosphere

The Earth's core is made of an alloy of
a) iron and nickel
b) copper and iron
c) zinc and magnesium
d) iron and zinc

Earth's thin, rocky outer layer is its
a) core
b) mantle
c) crust
d) outer core

A tsunami can occur when there is vertical movement at a fault under
a) a mountain range
b) the San Andreas fault
c) the ocean floor
d) a small inland lake

Liquefaction occurs when
a) large waves wash over coastal areas and destroy structures
b) earthquakes occur in the ocean and damage ships at sea
c) loose, saturated soil turns into liquid that can't support buildings
d) mudslides downhill and buries buildings

What measurement for earthquakes do scientists use most often today?
a) Seismic scale
b) Richter scale
c) Moment magnitude scale
d) Epicenter magnitude scale

An earthquake's magnitude is a measure of the
a) size of seismic waves it produces
b) amount of shaking it produces
c) size of surface waves it produces
d) damage it causes

Where do most earthquakes occur?
a) in the mountains of Africa
b) Around the edge of the Pacific Ocean
c) Around the edge of the Atlantic Ocean
d) on the western lowlands of Europe

Which of the following is NOT a characteristic of S waves?
a) they travel more slowly then P waves
b) they are also called longitudinal waves
c) they shake particles at right angles in their direction of travel
d) they cannot be transmitted through water or air

A seismogram shows that P waves travel
a) at the same speed as surface waves
b) more slowly then S waves
c) at the same speed as S waves
d) faster than S waves

Most earthquakes are produced by the rapid release of which kind of energy stored in rock subjected to great force?
a) kinetic
b) thermal
c) elastic
d) mechanical

What is an earthquake's epicenter?
a) The place on the surface directly above the focus
b) A spot halfway between the focus and the surface
c) The spot below the focus
d) Any spot along the nearest fault

Wegener's continental drift hypothesis stated that all the continents once joined together to form
a) Two major supercontinents
b) Two major supercontinents and three smaller continents
c) One major supercontinent
d) Three major supercontinents

What is a fault?
a) a place on Earth where earthquakes cannot occur
b) a fracture in Earth where movement has occurred
c) the place on Earth's surface where structures move during an earthquake
d) Another name for an earthquake

What kind of plate boundary occurs where two plates grind past each other without destroying the lithosphere?
a) divergent boundary
b) convergent boundary
c) transform fault boundary
d) transitional boundary

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