FiltersDone

Question type

Essay

Multiple Choice

Short Answer

True False

Matching

Exam 1: An Introduction to Geology

Show Answer

Share

---

All types

Filters

Study FlashcardsPractice ExamLearn

Question 21

Multiple Choice

Review LaterAdd Note

Review Later

Which one of the following statements is NOT correct?

A) Sedimentary rocks may weather to igneous rocks.
B) Igneous rocks can undergo metamorphism.
C) Metamorphic rocks may melt to magma.
D) Magmas crystallize to form igneous rocks.

E) A) and D)
F) A) and C)

Correct Answer

verified

Show Answer

Question 22

Multiple Choice

Review LaterAdd Note

Review Later

The__________ is thought to be a liquid, metallic region in the Earth's interior.

A) outer core
B) mantle
C) inner core
D) lithosphere

E) C) and D)
F) B) and D)

Correct Answer

verified

Show Answer

Question 23

Multiple Choice

Review LaterAdd Note

During the late nineteenth and early twentieth centuries, direct observations showed that a glacier in Switzerland flowed forward in the downhill direction while its snout (terminus) was retreating higher up the valley. Which of the following explains these observations in a rational, scientific way?

The __________refers to the sum total of all life on Earth.

The thin, outer layer of Earth, from 7 to 40 km in thickness, is called the __________.

The __________is the thinnest layer of the Earth.

The convective flow of liquid, metallic iron in the__________ is thought to generate Earth's magnetic field.

The asthenosphere is actually a part of the__________ _ of the Earth.

The Geologic Time Scale divisions are based on__________ .

The __________is not a part of the Earth's physical environment.

The composition of the core of the Earth is thought to be __________ _.

The currently accepted age of the Earth is ___________ years.

Active mountain belts are most likely to be found__________ .

In sedimentary rocks, lithification includes__________ .

The__________ proposes that the bodies of our solar system formed at essentially the same time from a rotating cloud of gases and dust.

What type of rock comprises most of the exposed surface of Earth (roughly 75%)?

The __________states that fossil organisms succeed one another in a definite and determinable order.

__________rocks form by crystallization and consolidation of molten magma.

Earth's physical environment is traditionally divided into the hydrosphere, atmosphere, and the solid Earth. Remembering the scientific method, why do you think that scientists tend to categorize and classify various features, phenomena, and characteristics of the natural world into groups or subdivisions? Also, are there potential pitfalls or problems if we only consider the natural world as individual groups or categories rather than as a whole?

A __________is a well- tested and widely accepted view that best explains certain scientific observations.