Vocabulary
The extended, shallow underwater area at the edge of a continent
What is a continental shelf?
Where new crust is formed on the ocean floor.
What is the mid ocean ridge?
The plate boundary where subduction occurs
What is a convergent plate boundary?
What is a turtle?
The property that allows magma to rise in the mantle.
What is density?
A technology that uses sound waves to detect and map objects underwater (we simulated this technology with Pings!)
What is sonar?
The old crust gets recycled and turns into this.
What is magma?
The plate boundary that moves away from each other
What is a divergent plate boundary?
The name of the city inspector in Elemental
Who is Wade?
The layer of the Earth that is solid iron
What is the inner core?
An underwater mountain that does not reach the surface of the water.
What is a seamount?
The process in which old ocean crust goes into the mantle
What is subduction?
The mid ocean ridge is what type of boundary?
What is a divergent boundary?
The names of the father-son reptile duo that Marlin meets
Who are Crush and Squirt?
The layer of the Earth that is solid rock
What is the Earth's crust?
A deep, narrow depression in the ocean floor.
What is a trench?
What is one piece of evidence from our reading that supports the theory of seafloor spreading?
What is magnetic striping, pillow-shaped rocks at the MoR, OR various ages of rocks on the ocean floor?
This type of current in Earth’s mantle, caused by hot material rising and cooler material sinking, helps move tectonic plates.
What is convection?
The names of Ursula's eels
Who are Flotsam and Jetsam?
In convection currents, this property of material determines whether it rises or sinks in a fluid.
What is density?
What is the LAB? Lithosphere Asthenosphere Boundary
Seafloor spreading : mid ocean ridge
Subduction : ?
What is a trench? (convergent boundary works too)
Describe the motion of plates at a convergent boundary
What is moving towards each other?
The anima that assesses all of Ariel's treasures (animal or name is fine)
Who is Scuttle? (Seagull)
The biggest difference between the inner and outer core of the earth
What is the state of matter? (or solid/liquid)