Show:
The Mountain-Building Cycle
Types of Mountains
The Structure of Continents
Continental Interiors
Vocabulary
100
they are build slowly and changed slowly
What is mountain ranges
100
Rocks that are deeper in the crust are warmer than
rocks closer to Earth's surface
100
Continental interiors have very few _________
What is mountains
100
stable, flat, very old, and very strong
What is rocks in continental interiors
100
areas of subsidence and regions with low elevation
What is basins
200
The processes of weathering and erosion can remove part or all of a _____________
What is mountain
200
Folded mountains form as continental plates collide, folding and
uplifting layers of rock.
200
Where were the green areas shown in parts of present day of North America attached?
To other continents in other parts of the world
200
How old are the Canadian rocks?
more than 4.2 billion years old
200
an extensive area of level or rolling land
What is plain
300
this causes the plate boundary to become inactive
What is a single continent being created from two old ones (continents)
300
What are deeper rocks under
pressure
300
Rocks exposed at Earth's surface are
old igneous and metamorphic rocks
300
Why are ancient sedimentary basins are important?
because oil, natural gas, and coal usually are found in basins
300
when large regions rise vertically with very little deformation
What is uplifted mountains
400
New mountain ranges from on top of or
next to older mountain ranges
400
he fold is a long ridge that is ___________ to the direction in which its pushed.
perpendicular
400
What can rifting do to a rock structure?
change their sizes and shapes
400
Under the right condition, where are the remains of plants and animals buried?
in the sediments that accumulate in basins
400
are parallel ridges that form where blocks of crust move up or down along faults
What is Fault-block mountains
500
this mountain is an old mountain range that stretches along most of the eastern United States.
What is Appalachian Mountains
500
Rocks that are made of granite, which is an igneous rock originally formed several kilometers below Earth's surface.
What is Sierra Nevada
500
What do fragments in the western United States include?
volcanic arcs, ancient seafloor, and small pieces from other continents
500
What can the eruption of lava create?
What is large plateaus
500
are made of layers of rocks that are folded
What is Folded mountains