Which Layer
This type of crust is Less thick and MORE dense.
Oceanic crust
Complete this sentence...
The magnetosphere shields the Earth from cosmic rays and ____________ from the Sun.
Charged particles
What two things did scientists discover from deep mines and wells that increase with depth?
Temperature and Pressure
What term is used to describe the region of the crust and uppermost mantle?
Which layer has the greatest density, the uppermost mantle or the upper mantle?
Upper Mantle
When a volcano erupts, magma leaks out onto the crust from which layer of our Earth?
Asthenosphere or mantle
The spinning of this layer is primarily responsible for generating the Earth's magnetosphere.
Inner core
Scientists study waves from what to discover more about Earth's interior.
Earthquakes
This is the type of that is thicker and less dense
Continental crust
The mantle is divided into how many layers?
4 layers
Challenge: in which of Earth's layers are magnesium and iron silicates found?
Both upper and lower mantle (mantle)
The two strongest forces of magnetism on the Earth are located where?
The North and South poles
What percent have we drilled through towards the center of Earth?
less than 1% or 0.002%
This layer of Earth spins faster than any other layer.
Inner core
This term refers to rock in the flowing or liquid state.
Plastic
This is the hottest liquid layer of Earth.
Outer Core
What would happen to a compass if you were standing on "True North" in the northern pole.
The compass needle would spin in circles.
Why does pressure increase as you head towards the center of the Earth?
This is the layer of the core in the liquid state.
Outer core
This layer of earth flows at the same rate your fingernails grow.
Asthenosphere
Name the four parts of the Mantle from top to bottom. (Don't include the Lithosphere)
Uppermost mantle, Asthenosphere, Upper Mantle, Lower Mantle
What is the name of the lights that occur in the sky due to the charged particles from the sun interacting with the magnetosphere?
Aurora Borealis or Northern Lights
This the name of the waves that scientists study from Earthquakes.
Seismic waves
This is the name of the deepest well ever drilled through Earth's crust. (Hint: we watched a video on it)
Kola Well
The mantle makes up what percentage of Earth's total volume?
84%