Wegener
Term for an ancient organism that has been preserved in rock
What is a Fossil?
This is made of hard, solid rock.
What is Earth's outer layer or crust
Breaks or cracks in the Earth's crust are called this
What are faults or boundaries (lines).
When two plates separate we call it these kind of boundaries
What is Divergent Boundaries?
True or False: There have been more than 1 supercontinent in Earth's history.
What is true.
The name Wegener gave to the super-continent that existed 300 million years age
What is Pangea?
Earth's outer layer is divided into these.
What are plates.
When to plates collide it's called this kind of boundary.
What is Convergent Boundaries?
What is false.
Wegener's hypothesis was rejected because he could not prove this at the time he came up with the theory of continental drift.
What is How the Plate Move?
Geologists look for _________ in landforms and in geologic events in order to better understand Earth.
patterns or similarities
The South American and African Plates move about this far each year.
What is 3cm
When two plates slide past each other it's called this kind of boundary
What is Transform Boundaries?
this is the word that we learned that describes how often or fast something happens like heart beat or plates moving.
What is rate
Earth’s plates move on top of a soft, solid layer of rock called the ________.
what is the mantle
The name for what happens when one plate moves under another at a convergent boundary
What is subduction
Two continental plates separating will create this
What is a ridge or mid-ocean ridge.
a diagram that shows what the inside of something looks like is called this
What is a cross section
Besides fossils, name another piece of evidence that supported continental drift that we have discussed.
What are the shapes of the continents matching like puzzles or matching landforms.
Rock types
I will also decide if your answer makes sense if not listed above.
True or False: Earth’s plates travel at a rate too fast to be experienced by humans.
What is and false
This constant motion of heat rising then cooling and sinking in the mantle causes the plates to move
What are Convection Currents?
Two continents that converge create this landform.
What is a trench or a mountain
True or false: The earth's plates are currently moving right now as we play this Jeopardy game.
What is true.