Raes Ultimate Ap Rox Review

The three layers that make-up the earth’s composition are

• Crust, Lithosphere, Mesosphere and Core

• Lithosphere, Asthenosphere, Mantle and Core

• Crust, Mantle, Core

• Mantle, Outer Core, Lithosphere and Crust

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Which would describe the upper mantle?

• Solid basalt rock

• Plastic basalt rock the consistency of toothpaste

• Plastic basalt rock the consistency of jello

• Molten (melted/liquid) basalt rock

Which two Earth layers are separated by the Moho boundary?

• crust and rigid mantle

• stiffer mantle and asthenosphere

• outer core and stiffer mantle

• rigid mantle and plastic mantle

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Where is the Lehman discontinuity?

• Crust and Upper mantle

• Mesosphere and Outer core

• Outer core and inner core

• Lithosphere and Asthenosphere

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Which layer of Earth is made up partly of crust and partly of mantle material?

• asthenosphere

• crust

• lithosphere

• mantle

Which type of tectonic plate boundary is found between the South American Plate and the Scotia Plate?

• transform

• convergent

• divergent

• unknown or complex

The world map below shows Earth’s major tectonic plate boundaries. Letters A through D represent four

surface locations. Which location is on a major rift valley?

• A

• C

• B

• D

Lithosphere is made of what two layers?

• Crust

• Upper mantle

• Asthenosphere

• A and B

• A and C

The map below shows California and a section of the San Andreas Fault. What is the primary geologic process occurring along the San Andreas Fault?

• subduction zone

• transform plate boundary movement

• seafloor spreading

• convergent plate boundary movement

The Earth separated into the three layers when?

• during Earth's formation when the entire planet was liquid

• during Earth's formation when the entire planet was solid

• Many millions of years ago when the Earth was hit by a giant asteroid

• All choices