Geo Chapter 1

According to the rock cycle, igneous rocks can become metamorphic rocks through weathering and deposition.

False

James Ussher is credited with the fundamental Principle of Uniformitarianism.

False

The core of the Earth is divided into a liquid inner core and a solid outer core.

False.

Which of the following observations and inferences is consistent with the idea of uniformitarianism?

Sand rolling along a stream bottom shows that sediment is moving downstream.

_______________ rocks always originate at the surface of the solid Earth.

Sedimentary

Compared to the age of Earth accepted as correct today, how did 17th and 18th century proponents of catastrophism envision the Earth's age?

They believed Earth to be much younger than current estimates.

The Earth can be divided into three layers defined by composition. These layers are called the crust, the mantle, and the core.

True.

The biosphere includes:

all of the above

The science of geology includes the study of:

all of the above

A _______________ system is one in which energy moves freely in and out, but no matter enters or leaves the system.

closed

The relatively stable interior portion of a continent is known as a ___________.

craton

The most prominent feature on the ocean floor are the _________________.

oceanic ridges

The __________________ forms the relatively cool, brittle plates of plate tectonics.

lithosphere

The Earth system is powered by energy from

the sun and the Earth's interior.

A ___________ is a well-tested and widely accepted view that best explains certain scientific observations

theory