AP Environmental Science : Soil and Geology

Study concepts, example questions & explanations for AP Environmental Science

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Example Questions

Example Question #1 : Rock Cycle

Which of the following kinds of rock is most commonly formed in desert environments?

Possible Answers:

Sandstone, a sedimentary rock

Gneiss, a metamorphic rock

Conglomerate, a sedimentary rock

Rhyolite, an igneous rock

Correct answer:

Sandstone, a sedimentary rock

Explanation:

Sandstone is created in many environments, however it is most commonly produced in deserts and beaches.

Example Question #1 : Rock Cycle

Which of the following types of rock forms primarily in the Hawaiian Islands?

Possible Answers:

None of these

Igneous

Metamorphic

Sedimentary

Correct answer:

Igneous

Explanation:

The Hawaiian Islands were formed when hotspots that allowed the mantle to crystallize into igneous rock on the ocean floor. Over time this process created the island chain.

Example Question #1 : Rock Cycle

Which of the following pairs of terms best identifies the two types of igneous rock?

Possible Answers:

Metamorphic, volcanic

Intrusive, extrusive

Plutonic, mafic

Lava, ash

Correct answer:

Intrusive, extrusive

Explanation:

Igneous rocks are divided into two types: intrusive and extrusive. Intrusive means that the rock cooled inside the earth and these rocks are usually large-grained. Extrusive means that the rock cooled outside the earth and is usually fine-grained (volcanic rock).

Example Question #11 : Rock Cycle

A stream with lots of pebbles of various shapes and sizes is buried. What type of rock will be created when these pebbles are lithified?

Possible Answers:

Igneous

Metamorphic

None of these

Sedimentary

Correct answer:

Sedimentary

Explanation:

Pebbles of various sizes and shapes will create a sedimentary rock called a conglomerate rock.

Example Question #81 : Introductory Concepts And Earth Science

What type of rock will form when beach deposits composed of sand and shells are lithified?

Possible Answers:

None of these

Igneous 

Metamorphic

Sedimentary

Correct answer:

Sedimentary

Explanation:

When lithified, sand and shells will create limestone. Limestone is a type of sedimentary rock.

Example Question #81 : Introductory Concepts And Earth Science

Which of the following aquatic environments will most likely form shale—a fine-grained sedimentary rock?

Possible Answers:

The inside bends (point bars) of streams where water velocity is slowest

The still, calm water found in a deep ocean basin

None of these

In a fast-paced, marine environment with high water velocity

Correct answer:

The still, calm water found in a deep ocean basin

Explanation:

Shale is a very fine-grained sedimentary rock and it is often composed of clay particles. This means that it has to be deposited into a calm environment with little water movement.

Example Question #91 : Introductory Concepts And Earth Science

There are three basic types of rocks. 

Which type of rock is the result of the heating and cooling process alone?

Possible Answers:

Sedimentary

Metamorphic

Igneous

All of these

None of these

Correct answer:

Igneous

Explanation:

Igneous rock is formed when magma/lava cools and solidifies. Igneous rock is weathered, eroded, transported and deposited to form sedimentary rock. If igneous or sedimentary rocks are subjected to great heat and pressure they transform into metamorphic rock. Metamorphic rock can be reheated and re-pressurized to create different types of metamorphic rock. 

Example Question #92 : Introductory Concepts And Earth Science

Geologist study how natural resources are formed and used. What is the slowest and largest cycle that forms soils and igneous materials in the Earth's crust over time?

Possible Answers:

Sulfur cycle

Carbon cycle

Rock cycle

Nutrient cycling

Correct answer:

Rock cycle

Explanation:

The correct response is rock cycle. This cycle takes millions of years, and forms soil and rocks within the Earth's crust. Igneous materials are one of the 3 types of rocks.

Example Question #93 : Ap Environmental Sciences

The rock cycle is one of the slowest and largest cycles on the Earth. Which of the following is not a process involved in the rock cycle?

Possible Answers:

Anamorphism

Erosion

Melting

Metamorphism

Correct answer:

Anamorphism

Explanation:

The correct response is anamorphismThis term has nothing to do with the rock cycle.

Example Question #93 : Introductory Concepts And Earth Science

During the rock cycle, three types of rocks are created. Which type of rock is formed as magma from the Earth's mantle and crust cools and solidifies?

Possible Answers:

Igneous rock

Sedimentary rock

Metamorphic rock

Anamorphic rock

Correct answer:

Igneous rock

Explanation:

The correct response is igneous rock. Sedimentary rock is made of various sediments that accumulate over time. Metamorphic rock is made under high pressure, high temp, and/or chemical compounds that alter the crystalline structure, the appearance, and the physical properties of the rock. The other two answer choices are not rock types. 

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