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• The earth is an _______________ that consists of
________, _____, _________, and _______________
•
Scientists divide this system into ________ parts:
1)____________________________
2)____________________________
3)____________________________
4)____________________________
Figure 1, pg. 59
• The ______________ is the solid part of the Earth that
Consists of all ______ and the ____ and ____________
on the Earth’s surface
• It also consists of the __________ interior of the Earth
• The ____________is the mixture of _______ that make
Up the air that we breathe
• Nearly all of these gases can be found within the
First ________ above the Earth’s surface
• The _______________ consists of all the ______ on or
Near the Earth’s surface
• Most of this water is found in the ________ which cover
Nearly ________________of the globe
• Water is also found in the ___________, _______, and
In the _______
• The ____________ is the part of the Earth where ____
exists
• The biosphere consists of components from all
Three of the other ‘spheres’
• It is a _______________ layer that extends from about
___________ the Earth’s surface down to the bottom of
The __________
•
Scientists divide the Earth into _________ layers:
1. ___________
2. ___________
3. ___________
• The layers become progressively _____________ as
You approach the __________ of the Earth
• This classification is considering the ____________of
Each layer
• The _______ is the thin __________ layer of the Earth
• It is made almost entirely out of __________________
• The crust is the __________ layer, varying from about
___________ thick
• The ________ is the layer found _________ the Earth’s
Crust
• It is approximately _____________ thick
• Made up of __________ of ____________ density
• The ___________ layer of the Earth is the _______
• It is composed of ____________ elements than either
The mantle or crust
• Approximately ____________ in radius
•
The Earth can be divided into _______ layers:
1. ____________________
2. ____________________
3. ____________________
4. ____________________
5. ____________________
• These layers are based on the _______________ of
Each layer
• The __________ is the ___________ layer of the Earth
• It is a __________ layer that is approximately _______
____________ thick
• Includes the ________ and the uppermost part of the
____________
• The lithosphere is divided into huge sections called
_______________________
• The ______________ is the layer of ________ made of
Found directly beneath the lithosphere
• It is made of ___________________
• This layer flows very slowly which allows the
Tectonic plates to _______________ on top of it
•The ____________ is the _______section of the mantle,
Found beneath the asthenosphere
• The _____________ is a dense _______ layer made of
Molten _________________
• The ____________ is a dense sphere made of ______
Nickel and iron
Figure 3, pg. 61
• Tectonic plates glide across the ______________
Similar to how chunks of ice drift across a pond
• The ______________ are located on these plates
• There are ___________ tectonic plates
• Much of the ________________ at the surface of the
Earth takes place at the boundaries ____________ the
Tectonic plates
• Plates may ___________, ________, or ________ one
Another
• The forces produced at the _____________ of tectonic
Plates can cause ___________ to form, __________ to
Erupt, or _______________
• A ________ is a break in the Earth’s crust along which
Blocks of the crust __________ relative to each other
• This motion of the Earth’s crust results in an
_____________________
• The amount of __________ released by an earthquake
Is measured with the __________________
• The __________ magnitude that has ever been felt is
About ____
• The _________ magnitude that has ever been recorded
Was ____
• The strongest earthquake recorded happened on
___________________
• ___________________
• A _________is a mountain built from ___________ that
Rises from the inside of the Earth to the surface
• The technical name for molten rock is ____________
• Volcanoes are often located near _______________
__________________
• Volcanoes can occur either ___________ or
__________________
• The ________and _________ of ______________ is
Called erosion
• Erosion wears down rock and makes them
____________ as time passes
• Erosion can take place with either ______ or ______
• Define the Key Terms in chapter 3, section 1
• Section 1 Review, pg. 66: #1, 2, 4, 5, 6