4/3/23 Test Flashcards
Name the 2 continents combined to form Pangaea.
North America and Africa
Name the 2 continents that look alike that could fit together together in a “jigsaw puzzle”.
South America and Africa
The transfer of heat by direct contact of particles is called ____.
conduction
_____ is a relatively soft layer of the upper mantle.
Asthenosphere
A ____ forms along a divergent boundary.
rift valley
_______ is a well tested theory based on an observation.
Scientific theory
Who first discussed the theory of plate tectonics?
Wegener
In what year did the continental drift originate?
1915
The ______ are faults found in California.
San Andreas
Which 2 continents caused drifting?
Antarctica and Australia
What is found in the ocean and is affected by the continental drift?
coral reefs
____ means all lands.
Pangaea
Subduction of the ocean floor takes place in deep _________.
ocean trenches
______ is the process that powers plate tectonics.
Convection
________ are 2 plates that collide with each other.
Conversions
The continental ______ is made up of rocks like granite.
crust
Slow movements of mantle rock are called ______ transfer.
convection
______ is a single landform that broke apart about 250 million years ago.
Pangaea
__________ are places where the oceanic crust sinks back into the mantle.
Deep ocean trenches
When 2 continental plates diverge a _______ forms.
valley rift