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What are tectonic plates?
Giant pieces of the Earth's lithosphere that move and interact
True or False: The Earth's tectonic plates are constantly moving.
True
Plates move away from one another causing seafloor spreading
Divergent Boudaries
Who is the scientist that discovered Pangea
Alfred Wegener
Name the three main types of plate boundaries
Convergent Boundaries
Divergent Boundaries
Transform Boundaries
True or False: The Pacific Plate is one of the smallest tectonic plates.
False
With a convergent boundary...
Convection currents are moving towards each other
What was the name of all the continents when they were all connected
Pangea
Give an example of a plate boundary and what it does
Answers will vary
What is an example of a transform boundary?
San Andreas Fault
With a divergent boundary...
Convection currents are moving away from each other
True or False: Continental drift was supported by every scienctist
False
What type of geological event is most commonly associated with transform plate boundaries?
Earthquakes
What is an example of a divergent boundary?
Mid Atlantic Ridge
When looking at the sea floor, the newest land can be found?
closest to the ridge
List 3 pieces of evidence from Pangea
Rock formations, fossils, puzzle pieces
When two oceanic plates pull apart, it is a ?
Divergent boundary
What are the effects an oceanic crust involved in a convergent boundary?
subduction
At a subduction zone...
An undersea mountain chain where new ocean floor is produced; a divergent plate
Mid Ocean Ridge