Unit 9 Review Question Preview (ID: 41559)


Earth's Layers. TEACHERS: click here for quick copy question ID numbers.

Which layer of the Earth is composed of liquid metal?
a) Crust
b) Mantle
c) Inner Core
d) Outer Core

Which statement lists the layers in the correct order from the center of Earth to the outermost layer of Earth?
a) Inner Core, Outer Core, Mantle, Crust
b) Inner Core, Outer Core, Crust, Mantle
c) Outer Core, Inner Core, Mantle, Crust
d) Outer Core, Inner Core, Crust, Mantle

Some students use an apple to represent the Earth. What is the best reason to use an apple for this comparison?
a) The skin of an apple is very thin, and the crust of the Earth is very thin.
b) The flesh of an apple is made of the same material all the way through, and the interior of the Earth is the same all the way
c) The seeds of the apple are very light in comparison to the rest of the apple, and the core of the Earth is also made of very
d) The stem of the apple comes from the core and the North Pole comes from the Earth’s core.

The Earth is made of many layers. Which layer is made up of part crust and part mantle material?
a) Inner core
b) Outer core
c) Lithosphere
d) Asthenosphere

A student made lemon drop candy by melting sugar, water, and lemon flavoring in a sauce pan, poured the clear yellow mixture onto a baking sheet until it was cool. The process of making lemon drop candy is most like the formation of what type of rock
a) Igneous
b) Metamorphic
c) Sedimentary
d) Conglomerate

The process of making peanut butter bars (with a layer of crushed graham crackers, PB mixture, and crushed peanuts) is most like the formation of what type of rock?
a) Igneous
b) Metamorphic
c) Sedimentary
d) Magma

Metamorphic rock turns into magma by heating and melting; magma turns into igneous rock by
a) Pressure and cementation
b) Weathering and erosion
c) Heating and melting
d) Cooling and hardening

Which process best describes the formation of a sedimentary rock?
a) Solid rock is weathered, deposited, compacted, and cemented
b) Rock is exposed to extreme heat and pressure deep in the Earth
c) Lava erupts from a volcano and flows down a mountain
d) Magma cools and solidifies beneath the Earth’s surface

The rock cycle is a continual process by which rocks can be changed into different types of rock. What type of rock experiences compaction and cementation?
a) Metamorphic and igneous rock experience compaction and cementation.
b) Metamorphic rock experiences compaction and cementation.
c) Igneous rock experiences compaction and cementation.
d) Sedimentary rock experiences compaction and cementation.

Long periods of extreme heat and pressure result in the formation of —
a) igneous rock
b) sedimentary rock
c) metamorphic rock
d) fossilized rock

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