Mega Megz
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Science stuff
Random
M&M
100
What's an example of subduction
What is Mariana Trench
100
As plates moves what fills the gaps?
What is new material
100
What are the worlds deepest parts of the ocean?
What are trenches
100
What are three types of tectonic plates
What is convergent, divergent, & transform
100
What are plates of lithosphere moved around by
What is underlaying hot mantle convection
200
What does the word tectonic refer to?
What is deformation of the crust as a consequence of plate interaction
200
Is the oceanic crust buoyant or dense?
What is dense
200
What heats and dehydrates as it subsides
What is oceanic lithosphere
200
What are hot spot volcanoes?
What is mantle plumes bleaching the surface
200
_____ IS randomly distributed over the globe
What is volcanoes
300
How thick is continental crust in km?
What is 10-70 km
300
The Earth's crust is divided into how many major plates
What is 12
300
What kind of plate boundary does. Iceland have running down its middle?
What is divergent plate boundary
300
What are convergent boundaries
What is boundaries where plates move over top of each other
300
What causes boundaries to stick together?
What is friction
400
What are plate tectonics made of?
What is rigid lithosphere
400
What lies beneath the lithosphere?
What is asthenosphere
400
What's another word for continent oceanic crust collision
What is subduction
400
What is the boundary where plates are moving away from each other
What is divergent plate boundary
500
How do we know what the Earth is made of?
What is geophysical surveys
500
What part of the mantle is lithosphere made of?
What is upper
500
Where are volcanos usually located?
What is in between fault lines
500
What are volcanoes formed by?
What is subduction, rifting, and hot spots
500
What is an example of continental rifting?
What is Iceland
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