Show:
Crusts
Mantle
Outer Core
Inner Core
Tectonic Plates
100
3-5 miles and 25 miles.
How thick is Earth's oceanic crust and continental crust?
100
932 to 1,652 °F
How hot is the upper mantle?
100
1429 miles.
How thick is the outer core?
100
746 miles.
How thick is the inner core?
100
Because tectonic plate breaks
What causes earthquakes?
200
Mostly of oxygen, silicon, aluminum, iron, calcium, sodium, potassium and magnesium
What is Earth's crust made of?
200
About 1,802 miles
How thick is the mantle?
200
8,132°F to 9,932 °F
How hot is the outer core?
200
9000 °F to 11000 °F
How hot is the inner core?
200
Lithosphere.
What is tectonic plates made out of?
300
392 °F to 752 °F
How hot is Earth's crust?
300
The upper part is mostly made out of rocky and hard material, the lower part is mostly made out of melted rock and it is very soft.
What is the difference of the upper and the lower mantle?
300
Mostly of nickel.
What is the outer core made of?
300
Nickel
What is the inner core made of?
300
50 to 60 miles on the continental crust and 90 to 125 miles on the oceanic.
How thick is the tectonic plates?
400
The oceanic crust is denser.
Which crust is denser?
400
84%
What is the percentage that the mantle occupies on Earth.
400
Inge Lehmann
Who found out about Earth's core?
400
1936
What year was the core discovered?
400
Alfred Wegener.
Who discovered the tectonic plates?