vocabulary 1
The land that lies underneath the ocean waters
Oceanic Crust
the upper layer of the mantle. It is very hot. It can flow and help move the plates on earth
Asthenosphere
Made of clay
Can split easily
Used in rooftops and gravestone
slate
What is slate used for?
Used in rooftops and gravestone
The land that is exposed to dry air.
Continental Crust
The heat that is found within the Earth’s surface.
Convection Currents
Found in skeletons and shells of tiny animals in the water
Lets water pass through it
Can be used for writing
Chalk
What is chalk used for?
Used for writing
A crack in the ocean floor
Mid Ocean Ridge
A volcanic rock
Very light. It can float on water
Use for abrasive cleaning of surfaces and skin
Pumice
Described the Theory of Continental Drift and Pangaea
Wegener
What is marble used for?
used in countertops, statues and sculptures,
another name for a gigantic continent that slowly got pulled apart into the Continents that we know today
Pangaea
It is used in countertops, statues and sculptures,
It is metamorphic
Cut and polished
Marble
Where is the North American Plate and what does it form?
The North American Plate forms a divergent boundary with the Eurasian Plate and a transform boundary with the Pacific Plate along the coast of California.
What is granite used for?
Used in buildings and countertops
How did Fossil evidence prove that Pangaea once existed?
This map tells us that the land was once connected. The animals could not swim that far away. Plants cannot move at all.
Igneous rock
Used in buildings and countertops
Found on cliffsides
Granite
What is pumice used for?
Use for abrasive cleaning of surfaces and skin