Download Rocks form in different ways.

CHAPTER
NEW CHAPTER
Minerals and Rocks
the BIG idea
Minerals and rocks are basic building blocks of Earth.
6.1 Minerals are all around us.
6.2 Rocks form in different ways.
6.3 Natural processes break down rocks.
6.4 Geologic maps show Earth’s surface features.
CHAPTER OUTLINE
CHAPTER RESOURCES
6.1
KEY CONCEPT
CHAPTER HOME
Minerals are all around us.
CALIFORNIA
Content Standards
6.1.b Students know Earth is composed of several
layers: a cold, brittle lithosphere; a hot, convecting
mantle; and a dense, metallic core.
VOCABULARY
mineral
element
crystal
rock
CHAPTER
RESOURCES
SECTION
OUTLINE
6.1
CHAPTER HOME
KEY CONCEPT
Minerals are all around us.
VOCABULARY
mineral
formed in
nature
solid
crystal
rock
A mineral has
four
characteristics.
definite
chemical
makeup
element
crystal
structure
CHAPTER
RESOURCES
SECTION
OUTLINE
6.2
KEY CONCEPT
CHAPTER HOME
Rocks form in different ways.
CALIFORNIA
Content Standards
6.1.b Students know Earth is composed of several
layers: a cold, brittle lithosphere; a hot, convecting
mantle; and a dense, metallic core.
6.2 Topography is reshaped by the weathering of rock
and soil and by the transportation and deposition of
sediment.
VOCABULARY
igneous rock
magma
lava
sedimentary rock
metamorphic
rock
rock cycle
CHAPTER
RESOURCES
SECTION
OUTLINE
6.2
KEY CONCEPT
CHAPTER HOME
Rocks form in different ways.
VOCABULARY
There are three types of rocks.
igneous rock
magma
lava
sedimentary rock
metamorphic
rock
rock cycle
Igneous rocks form from molten rock.
CHAPTER
RESOURCES
SECTION
OUTLINE
6.2
KEY CONCEPT
CHAPTER HOME
Rocks form in different ways.
VOCABULARY
There are three types of rocks.
igneous rock
magma
lava
sedimentary rock
metamorphic
rock
rock cycle
Sedimentary rocks form from earlier rocks.
CHAPTER
RESOURCES
SECTION
OUTLINE
6.2
CHAPTER HOME
KEY CONCEPT
Rocks form in different ways.
VOCABULARY
There are three types of rocks.
igneous rock
magma
lava
sedimentary rock
metamorphic
rock
rock cycle
Metamorphic rocks from as existing rocks change.
VISUALIZATION
VISUALIZATION
CLASSZONE.COM
CLASSZONE.COM
Explore how rocks form and
change in the lithosphere.
Explore an animation showing
how crystals form as molten
rock cools.
CHAPTER
RESOURCES
SECTION
OUTLINE
6.3
KEY CONCEPT
CHAPTER HOME
Natural processes break down rocks.
CALIFORNIA
Content Standards
VOCABULARY
geologic cycle
weathering
6.2 Topography is reshaped by the weathering
of rock and soil and by the transportation and
deposition of sediment.
6.2.a Students know water running downhill is
the dominant process in shaping the landscape,
including California’s landscape.
mechanical
weathering
chemical
weathering
CHAPTER
RESOURCES
SECTION
OUTLINE
6.3
CHAPTER HOME
KEY CONCEPT
Natural processes break down rocks.
VOCABULARY
geologic cycle
weathering
Over time,
mechanical
weathering
breaks a
rock into
smaller
pieces.
mechanical
weathering
chemical
weathering
CHAPTER
RESOURCES
SECTION
OUTLINE
6.3
CHAPTER HOME
KEY CONCEPT
Natural processes break down rocks.
VOCABULARY
geologic cycle
weathering
mechanical
weathering
Chemical
weathering
affects exposed
rock surfaces
chemical
weathering
CHAPTER
RESOURCES
SECTION
OUTLINE
6.4
KEY CONCEPT
CHAPTER HOME
Geologic maps show Earth’s surface
features.
CALIFORNIA
Content Standards
VOCABULARY
geologic map
6.7.f Read a topographic map and a geologic map for
evidence provided on the maps and construct and
interpret a simple scale map.
6.6 Sources of energy and materials differ in amounts,
distribution, usefulness, and the time required for their
formation.
CHAPTER
RESOURCES
SECTION
OUTLINE
6.4
KEY CONCEPT
CHAPTER HOME
Geologic maps show Earth’s surface
features.
VOCABULARY
Geologic maps
show:
geologic map
•types and ages
of rocks
•geologic
structures
•resources and
hazards
CHAPTER
RESOURCES
SECTION
OUTLINE
6.1
KEY CONCEPT
CHAPTER HOME
Minerals are all around us.
I. Minerals are all around us.
VOCABULARY
mineral
A. Minerals and rocks are part of daily life.
element
B. Minerals have four characteristics.
1. Forms in Nature
crystal
rock
2. Solid
3. Definite Chemical Composition
4. Crystal Structure
C. Minerals are grouped according to composition.
D. Most rocks are made of minerals.
CHAPTER
RESOURCES
KEY CONCEPT
SUMMARY
6.2
KEY CONCEPT
CHAPTER HOME
Rocks form in different ways.
II. Rocks form in different ways.
VOCABULARY
igneous rock
A. Our world is built of rocks.
B. Rocks are classified by how they form.
magma
lava
1. Igneous Rock
sedimentary rock
2. Sedimentary Rock
metamorphic
rock
3. Metamorphic Rock
rock cycle
C. Rocks can change into other types of rocks.
1. The Rock Cycle
2. Rocks in the Crust
CHAPTER
RESOURCES
KEY CONCEPT
SUMMARY
6.3
KEY CONCEPT
CHAPTER HOME
Natural processes break down rocks.
III. Natural processes break down rock.
A. Weathering helps change Earth’s features
over time.
B. Mechanical weathering produces physical
changes in rocks.
C. Chemical weathering changes the mineral
composition of rocks.
VOCABULARY
geologic cycle
weathering
mechanical
weathering
chemical
weathering
1. Dissolving
2. Rusting
D. Weathering occurs at different rates.
CHAPTER
RESOURCES
KEY CONCEPT
SUMMARY
6.4
KEY CONCEPT
CHAPTER HOME
Geologic maps show Earth’s surface
features.
IV. Geologic maps show Earth’s surface features.
A. Geologic maps show information about rocks
at and near Earth’s surface.
VOCABULARY
geologic map
1. Types and Ages of Rocks
2. Geologic Structures
3. Geologic Map of Yosemite
B. Geologic maps show information about
resources and hazards.
1. Resources
2. Hazards
CHAPTER
RESOURCES
KEY CONCEPT
SUMMARY
CHAPTER HOME
Chapter Resources
Image Gallery
Review Game
Animations
Click here to review chapter
images and animations
Play a fun interactive
review game
Link to all the McDougal
Littell Science animations
Click on the items below to access resources on
CLASSZONE.COM
Content Review
Audio Readings
Review key concepts and vocabulary
Hear chapter audio readings
Resource Center
Math Tutorial
Get more information on select science topics
Review math concepts
Standardized Test Practice
Practice state standardized tests
BACK TO CHAPTER