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Earth's Layers

Terms in this set (26)

pressure
a force that pushes against the inner core to make it solid
continental crust
crust that is rocks, land, and dirt
iron
inner core and outer core are mostly made of iron and nickel
magma
melted rock inside the Earth
solar winds
magnetic field that protects Earth
granite
continental crust is made mostly of this
basalt
oceanic crust is made mostly of basalt
magnetic
outer core creates this field
What layer is the outer most layer?
crust
What is a geologist?
A scientist that studies the Earth's layers
Why can't we travel to the center of the Earth?
It is too hot.
True or False: The crust is the thickest layer of Earth.
False - it is the mantle
What does molten mean?
Melted
Which layer gives the Earth its magnetic field?
Outer core
True or False: All of Earth's layers are made of melted rocks.
False
Which of Earth's layers do we live on?
Crust
Which of Earth's layers makes up most of its weight?
Mantle
True or False: The outer core is liquid and the inner core is solid.
True
The inner core is very hot. Why doesn't the metal melt?
There is too much pressure.
In the crust there are 2 crusts. What are they?
Continental crust and oceanic crust
What type of rock is the continental crust mainly made up of?
Granite
What type of rock is the oceanic crust made up of?
Basalt
What is the atmosphere?
made up of molten magma
What layer is the asthenosphere located?
bottom of the mantle
What is the lithosphere?
made of rocks and dirt
What layer is the lithosphere located?
Crust - top of the mantle
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