Show:
Plate Boundaries
Seafloor Spreading
Continental Drift
Convection Currents
Layers of the Earth
100
The boundary where crust is created
What is Divergent Boundaries
100
Deep-Sea Trenches are places where this occurs
What is the place where deep focus earthquakes occur?
100
The man who came up with a theory of continental drift
Who is Alfred Wegener
100
Thermal Energy
What is the transfer of heat?
100
The first layer of the Earth
What is the crust?
200
Where two plates are moving apart
What is diverging?
200
This is the place where rock is older.
What is the layer of rocks near trenches?
200
The supercontinent that once joined together all lands
What is Pangaea
200
Convection Currents
What is the thing thats responsible for the movement of tectonic plates?
200
The oceanic crust
What is the smallest part of the Earth?
300
Earth's magnetic field is generated by the flow of this
What is the flow of molten iron?
300
The fernlike plant that was found in Africa, Antarctica, India and South America
What is Glossopteris
300
Warm heated water that is less dense.
What is the type of water near the bottom of the heat source?
300
The mantle
What is the largest layer of the earth?
400
Convergent Boundaries don't have this taking place
What is subduction
400
The compass needled point South here
What is the direction of which magnetic reversals point?
400
Other fossils that were found in the supercontinent long ago
What is reptile fossils
400
The upwellinjg portion of the convection currents is making its way to the surface here
What is mid-ocean ridges?
400
The Athenosphere
What is the weaker and hotter than the lithosphere?
500
Convergent-Boundary Subduction produces this
What is the boundary that produces island arcs?
500
The man who came up with the theory of seafloor spreading
Who is Harry Hess
500
Tropical plants
What are the fossils of where climate on Spitsbergen were found?
500
Subduction zones
What is the place that the convection current cools
500
Iron and Nickle
What is the materials that the inner core are made up of?