Layers
What is the thinnest, outermost layer of Earth?
The Crust
What is molten rock inside the Earth called?
Magma
What is density a measure of(2 things)?
Mass and Volume
What layer within the Mantle includes the bottom of the crust and the top of the Mantle(another name for Tectonic Plates)
The Lithosphere
What kind of volcano is Mt. St. Helens?
Active/Explosive
What is the 2nd layer, and the thickest layer?
The Mantle
What is molten rock called once it is outside the volcano?
Lava
What is more dense, colder or warmer items?
Colder
What layer within the Mantle sits under the Lithosphere and causes the Lithosphere to move due to convection currents?
The Asthenosphere
How do we know what the interior layers are made of if we have never been through the crust?
Earthquake Waves
What is the 3rd layer that is made of liquid iron and nickel?
The Outer Core
Which layer within a layer includes convection currents of magma that cause the Lithosphere to move on top?
The Asthenosphere
What layer of Earth is the most dense?
The Inner Core
What type of crust is thinner, oceanic or continental?
Oceanic
What layer produces a magnetic field that protects us from dangerous solar winds?
The Outer Core
What is the innermost layer made of solid iron and nickel?
The Inner Core
Which will rise, warmer magma or cooler magma?
Warmer
What layer of Earth is the least dense?
The Crust
What type of crust is more dense?
Oceanic
What happens to the temperature the further we go into the interior?
It gets hotter
What layer is split into 2 layers within it?
The Mantle
What is a destructive mudflow on the slopes of a volcano called?
Lahar
What is the formula(math) for density?
M/V Mass/Volume
What is the rock called that the crust is made from?
The Sial
What metals are the Outer and Inner Core made of?
Iron and Nickel