Ch. 2 Earth as a System
Ch.5 Minerals
Ch. 6 Rocks
Ch.8 Relative Age
Ch. 10 Plate Tectonics
100
The solid, outer layer of the Earth that consists of the crust and the rigid upper part of the mantle.
What is the lithosphere
100
Ninety-six percent of Earth's crust is made up of...
What are silicate minerals
100
Magma that solidifies underground forms rock masses that are known as...
What are intrusions
100
Younger layers of undisturbed sedimentary rock are above older layers according to...
What is The law of Superposition
100
A zone of active volcanoes
What is The Pacific Ring of Fire
200
The force of gravity on Earth's surface is greater at the poles than at the...
What is the equator
200
The words waxy, pearly, and dull describe a mineral's...
What is luster
200
Sedimentary rock formed from rock fragments is called...
What is clastic
200
A break in the rock record
What is an unconformity
200
Blocks of lithosphere
What are tectonic plates
300
The element that makes up the largest percentage of the atmosphere is...
What is nitrogen
300
The words uneven and splintery describe a mineral's...
What is a fracture
300
The splitting of slate into flat layers illustrates its...
What is foliation
300
A fault or body of rock is younger than any other body of rock it cuts through according to the law of...
What is the law of crosscutting relationships
300
New ocean floor constantly being produced through the process known as...
What is sea-floor spreading
400
Energy can enter the Earth system from internal sources through convection and from external sources through...
What is solar energy
400
The ratio of a mineral's mass to its volume is the mineral's...
What is density
400
What are the two main groups of minerals?
What are silicate and nonsilicate
400
Sedimentary rocks left undisturbed will remain in horizontal layers.
What is the principle of original horizontality
400
The layer of plastic rock that underlies the tectonic plates is the...
What is the asthenosphere
500
Closed systems exchange energy but do not exchange...
What is matter
500
When two single chains of tetrahedra bond to each other, the result is called...
What is a double-chain silicate
500
What two elements must be present in a silicate?
What are silicon and oxygen
500
The boundary between horizontal layers of old sedimentary rock and younger, overlying layers that are deposited on an eroded surface is called a...
What is a disconformity
500
Two plates grind against each other at...
What is a transform boundary
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