Earth's Layers
Name the three different types of boundaries and draw arrows representing each one.
Convergent
Divergent
Transform
Name the features created at a Divergent Oceanic Oceanic Boundary.
Mid Ocean Ridge
Sea Floor Spreading
Alfred Wegener's theory that the earth was once a supercontinent and is now separate continents.
Theory of Continental Drift
What is the hottest layer of Earth?
Inner Core
Name the feature or event that happens at a Convergent Continental Continental boundary.
Folded Mountains
Name the feature created at a Divergent Continental Continental Boundary.
Rift Zone
What is the name for the mountain ranges that scientists discovered on the sea floor in the Atlantic Ocean?
Mid-Ocean Ridge
What is the main event that is happening in the mantle (2 words)?
convection currents
Name a feature that is created at a Convergent Oceanic Oceanic Boundary.
Island Arc
Trench
The region where the lithosphere sinks into the aesthenosphere is called what?
a subduction zone
1. Is older rock near the ocean ridge or away from the ocean ridge?
2. What is the name for the process where old crust in the ocean is pushed out towards the coast?
1. Away from the ocean ridge
2. Seafloor Spreading
As you go deeper into Earth, what happens to the temperature and the density?
They both increase.
Name a feature that is created at a Transform boundary.
Earthquake
Fault
Along what type of boundary is new crust created?
Divergent
What is the name for the instrument that show earthquakes and volcanoes aligned along distinct belts around the world?
Seismometers
List Earth's layers in order from the outside of the Earth to the inside.
Crust
Lithosphere
Aesthenosphere
Mantle
Outer Core
Inner Core
Name a feature that is created at a Convergent Oceanic Continental Boundary.
Volcanic Mountains
Trench
Where is the Ring of Fire, a ring-shaped belt of volcano and earthquake, located?
The Pacific Ocean
What is the cause of seafloor spreading?
Convection Currents