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- 1. Multiple Choice
Which layers of Earth are mostly made of solid material?
inner core and outer core
crust and inner core
crust and mantle
mantle and outer core
- 2. Multiple ChoiceThe inner core of Earth is solid because of therate of rotation.extreme temperature.amount of pressure.magnetic field.
- 3. Multiple Choice
Which of these correctly lists Earth’s layers in order from the center to the surface?
outer core, inner core, asthenosphere, lithosphere
asthenosphere, lithosphere, outer core, inner core
inner core, asthenosphere, lithosphere, outer core
inner core, outer core, asthenosphere, lithosphere
- 4. Multiple Choice
A student uses clay to build models of an oceanic plate and a continental plate. What characteristic CANNOT be accurately represented by the models?
the shapes of plates
the relative sizes of plates
the relative densities of plates
the arrangement of plates relative to one another
- 5. Multiple Choice
Which of the following has the greatest direct influence on movement of the lithosphere?
the Sun
the Moon
Earth’s core
Earth’s mantle
- 6. Multiple Choice
Which section of Earth is composed primarily of liquid metal?
crust
mantle
outer core
inner core
- 7. Multiple Choice
Earth is made of different layers that have varying characteristics. Which is the thickest layer?
the mantle
the inner core
the outer core
the crust
- 8. Multiple Choice
A difference between the oceanic crust and the continental crust is that the oceanic crust is
composed chiefly of sedimentary rocks.
more dense than the continental crust.
older than the continental crust.
continually being created.
- 9. Multiple Choice
The interior of Earth is made up of several physically different layers. The solid layer of Earth that moves over a viscous layer is called the
core
crust
asthenosphere
atmosphere
- 10. Multiple Choice
A student uses clay to construct a model of Earth. Which layer of the model should be the thinnest layer?
the layer representing the mantle
the layer representing the outer core
the layer representing the inner core
the layer representing the crust
- 11. Multiple Choice
Which BEST explains the cause of the geysers formed in Yellowstone National Park?
erosion
earthquakes
volcanic activity
artesian springs
- 12. Multiple ChoiceThe movement of crustal plates results from circulating currents in material beneath the crust of Earth. Which BEST describes the material which moves the crustal plates?hot watermolten rockliquid metalsolid iron
- 13. Multiple Choice
Scientists have studied convergent boundaries and the results of the collisions. Besides the fact that mountains occur at these boundaries, which other part of the rock cycle is MOST likely associated with these areas of convergence?
development of chemical rocks
development of extrusive rocks
development of layered rocks
development of folded rocks
- 14. Multiple Choice
Which best explains the movement of tectonic plates?
They move several miles each year because of convection within Earth.
They move several centimeters each year because of convection within Earth.
They move several feet each year because of convection within Earth.
They move several kilometers each year because of convection within Earth.
- 15. Multiple ChoiceDuring subduction, one tectonic plate is forced below another. The subducting plate is forced into theasthenospherelithosphere.outer core.inner core.
- 16. Multiple Choice
Which is a process that MOST likely formed the Appalachian Mountains found in the eastern part of North America?
earthquake
folded rock
plate tectonics
volcanic activity
- 17. Multiple ChoiceWhich of the following helped in the development of the theory of plate tectonics?measuring the depth of oceans near deep-sea trenchesdetecting magnetic striations on land once covered by glaciersunderstanding the ways organisms adapted to topographical changesunderstanding rock formations of a similar age occurring on two separate continents
- 18. Multiple Choice
A reverse fault occurs when one side of a fault plane is driven up over the other side. Reverse faults can cause which of these landforms?
deltas
mountains
dunes
islands
- 19. Multiple ChoiceThe Andes Mountains in South America formed when an oceanic plate shifted beneath a continental plate. Which other land forms are usually associated with this type of plate boundary?barrier islandsocean trenchesmid-ocean ridgesvolcanic island arcs
- 20. Multiple Choice
Alfred Wegener proposed the theory of continental drift around 1912. Which of these components of his theory is now known to be FALSE?
Similar plants and animals live on continents separated by oceans.
All existing continents were once joined into a supercontinent.
The boundaries of many neighboring continents fit together.
The Moon’s gravity and Earth’s spin can move the continents.
- 21. Multiple Choice
Earth is composed of layers of material with different properties. Which of the following is MOST likely to contain material that is in constant motion?
core
mantle
oceanic crust
continental crust
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