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16 questions
Which layer of Earth is the hottest?
crust
mantle
outer core
inner core
The ______ has two different types, oceanic and continental.
Where does convection occur?
crust
mantle
outer core
inner core
Which state of matter is the outer core?
solid
liquid
gas
semi-solid
The inner core is _____ even though the iron is at extremely high temperatures.
What event did scientists study to determine that there were 4 layers of Earth?
mountains
volcanoes
earthquakes
land slides
Which layer is responsible for the heat needed for convection to occur?
crust
mantle
outer core
inner core
Which layer of Earth is the thinnest?
crust
mantle
outer core
inner core
Which layer of Earth is the coolest?
crust
mantle
outer core
inner core
In order to have convection, the ____ had to be semi-solid and have varying temperatures.
The crust is made of...
silica & magnesium oxides
silica, iron, & magnesium
iron and nickel
iron
The mantle is made of...
silica & magnesium oxides
silica, iron, & magnesium
iron and nickel
iron
The outer core is made of...
silica & magnesium oxides
silica, iron, & magnesium
iron and nickel
iron
The inner core is made of...
silica & magnesium oxides
silica, iron, & magnesium
iron and nickel
iron
Isostatic rebound happens when the ____ loses weight and the ____ bounces back upwards.
mantle, crust
inner core, outer core
inner core, crust
crust, mantle
The most dense layer of Earth is...
crust
mantle
outer core
inner core
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