Plate boundaries
What direction do plates move at a divergent plate boundary?
Away from each other
What is a plate boundary?
The place where two plates meet.
What causes earthquakes?
Plates move at a _____ rate.
slow
What was the name of the fossil that was found on South America and Africa?
Mesosaurus
Towards each other.
What is the mantle?
the layer of soft, solid rock underneath Earth's plates
What causes tsunamis?
Earthquakes underwater
What is the name of the deepest trench on earth?
What direction do plates move at transform plate boundaries?
What is a model?
an object or diagram that helps us understand something
What is the name of the super continent?
Pangea
What type of landform is found at divergent plate boundaries underneath the ocean?
Mid-ocean ridges
What is Earth's outermost layer made of?
Hard, solid rock
What type of plate boundary lies between South America and Africa?
Divergent plate boundary
What is a system?
a set of interacting parts forming a complex whole
What is the name of the land that we reconstructed in our notebooks? (consisted of South America, Africa, India and Australia)
Gondwanaland
How can we measure plate movement?
Sensors along plate boundaries
How can cross sections be useful when determining types of plate boundaries?
They shows the inside or the middle of the Earth and how plates interact
What type of plate boundary runs along the West side of Washington state?
Convergent plate boundary
What is rate?
how often or fast something happens
What was the name of the scientist that first hypothesized about continental drift?
Alfred Wegener
They can show areas of earthquakes and landforms that form near plate boundaries.
What is a hydrophone?
powerful microphones that are built to travel deep under water