Show:
Earth Layers
Plate boundaries
Plate Tectonics
Each category combined
Sea Floor Spreading
100
What is the layer of the earth we live on
What is the crust
100
How many types of plate boundaries
What is 4
100
What is the name of the super continent
What is Pangea
100
How many main layers are there in the earth?
What is three
100
Was sea floor spreading always accepted?
What is no
200
What is the layer of the earth that magma comes from?
What is the Mantle
200
What is a divergent plate boundary
What is splitting down the middle
200
True or False people went to bed and the second they woke up Pangea was split apart.
What is false it took millions of years for this to happen
200
Is the outer core liquid or solid metals
What is liquid
200
What is one way we proved seafood spreading?
What is ancient magnetism records flip-flops of earth's magnetic field
300
What layer of the earth that if you went there (and did not evaporate on the spot) would you be condensed into a ball smaller than a marble?
What is inner core
300
What is a convergent plate boundary?
What is moving together
300
How many inches a year do plate tectonics move
What is about a half an inch to four inches a year
300
What is a convergent boundary do
What is moving together
300
What person proved sea floor spreading?
What is Hernan Hess
400

Name all layers of the earth

What is crust, mantle, inner core, and outer core

400
What are the two features of a Transform-Sliding Boundary?
What is Earthquake zone or Fault Zone
400
Where do earthquakes and volcanoes usually form?
What is the edge of the plates
400
How many major plates are there
What is seven to twelve
400
How have we proved sea floor spreading?
What is new ocean floor is created in mid-ocean ridges and ocean floor is destroyed in subduction zones
500

Is the inner core made out of liquid or solid metals

What is solid?

500
What are the Andes Mountains?
What is a volcanic chain
500
About how many volcanoes are around the ring of fire?
What is 300
500
Name all 4 plate boundaries
What is divergent, Convergent, Covergent-Collision, and the Transform Boundaries
500
What was Wegner's answer when they asked him what kind of forces could be strong enough to move over such great distances?
What is he said, " The continents simply plowed through the ocean floor