The Ancient Mesosaurus
Where have Mesosaurus Fossils been found?
South America and Africa
How does Bob Dziak study plat boundaries?
He listens to them
What is Iceland located on?
The Mid-Atlantic Ridge
Who was the German scientist who first argued that continents on Earth had moved over a long period of time?
Alfred Wegener
Steno discovered shark teeth look like what?
Triangular rocks called "tongue stones"
Middle Lizard
What is the deepest place in the ocean known as?
Challenger Deep
Plate movement cause which two geological events?
Earthquakes and volcanic activity
What was the large supercontinent called?
Pangea
Tongue stones are actually what?
Fossilized shark teeth
About how long ago did the Mesosaurus live?
about 300 million years ago
What causes earthquakes?
motion of plates
In Iceland you can see which kind of Plate Boundary
Divergent Plate Boundary
Wegner discovered the edges of the continents fit together like what?
Puzzle pieces
What did Steno's study of fossils help him explain?
How rock layers form
Where did the Mesosaurus spend most of its life?
on the water close to land
The Mariana Trench lies on which kind of boundary?
Convergent Boundary
What kind of boundary does Chile lie along?
Convergent Plate Boundary
Similar ______ were found on different continents.
(Fill in the Blank)
Fossils
When rock layers form are the older or the newer layers on top?
Newer
Did the Mesosaurus have lungs or gills
Lungs
What do scientists call smaller earthquakes?
foreshocks
What is the geologic hotspot that's located in Iceland called?
Iceland Plume
True or False: Scientists enthusiastically accepted Wegener's claims?
False
Eons are broken into smaller chunks of time called what?
Eras