Earth Layers
The 4 main layers of the Earth
What are the Crust, Mantle, Outer Core, and Inner Core
3 types of Volcanoes
What are composite, cinder-cone, and shield
Define Earthquake
What is a violent shaking of the ground?
3 plate boundaries
What are convergent, divergent, and transform
Hot molten rock that reaches Earth's surface is known as
What is lava?
The specific layer where convection occurs
What is the Asthenosphere?
3 classifications of Volcanoes
What are active, dormant, and extinct
The point where all seismic activity originates
What is the focus?
3 fault types
What are normal, reverse, and strike-slip?
Largest Volcano on Earth
What is Mauna Loa?
The layer that is liquid
What is the Outer Core
The plate boundaries that can form volcanoes
What are convergent and divergent?
The focus of an earthquake is found here
What is a fault line?
The idea that continents have moved over time
The person who had this idea
What is the theory of continental drift?
Who was Alfred Wegener
State with the most seismic activity
What is Alaska?
The 2 metals primarily found in the Outer Core
What are Iron and Nickel?
The number of active volcanoes on Earth
What is 1,500?
What is the epicenter?
When one plate goes under another plate
This occurs because the one going under is
What is subduction?
What is more dense?
Largest volcano in our solar system and its location
What is Olympus Mons and Who is Mars?
The lower layer of the Mantle
What is the Mesosphere?
The cause for volcanic eruptions
Majority of active volcanoes are found here
What is pressure?
Where is under water?
This measures the magnitude of earthquakes
What is the Moment Magnitude Scale?
Hanging wall moves over the footwall
What is reverse fault?
Define Convection
What is the uneven heating and cooling of a liquid that causes the warmer (less dense) liquid to rise and the cooler (more dense) liquid to fall? Creating a current