Continental Drift
Who proposed the theory of continental drift?
Alfred Wegener
What continent do we live on?
North America
What is the name of our tectonic plate?
North American Plate
What is the force that drives the movement of the tectonic plates?
convection currents
Which plate boundary moves away from one another?
divergent boundary
What did Wegener name his supercontinent?
Pangaea
What ocean are we closest to?
Atlantic Ocean
What is the name of Africa's plate?
African Plate
What is the layer of Earth the is plastic like and sits beneath the tectonic plates?
asthenosphere
Which plate boundary moves towards one another?
convergent
How long ago did Pangaea exist?
200 Million Years Ago
What ocean is closest to California?
Pacific Ocean
Which tectonic plate is the largest?
Pacific Plate
Where does most activity occur? Such as volcanoes and earthquakes . (not ring of fire)
at or near the plate boundaries
Which plate boundary slides past one another in opposite directions?
transform
No, not enough evidence.
How many continents and major oceans are there?
7 and 4
What tectonic plate does Europe occupy?
Eurasian Plate
What is the process that occurs that Harry Hess is accredited for researching?
Sea Floor Spreading
Which plate boundary sinks beneath the other?
Subduction
What is one of the three pieces of evidence that proves Pangaea did exist?
What ocean is the Ring of Fire associated with?
Pacific Ocean
What tectonic plate does Australia occupy?
Indo- Australian
Which type of crust is denser and younger?
oceanic crust
Which tectonic plate will sink beneath the other?
Oceanic plates