Catastrophe
A terrible, sudden event
Who originally invented the idea of Pangea?
Alfred Wegener
To move downward
Descend
What are the three basic types of rocks?
Igneous
Sedimentary
Metamorphic
The condition of being solid, liquid, or gas
State
Climate
The average weather conditions of a particular area
Earthquakes create waves.
Seismic
What volcano erupted in Indonesia in the spring of 1815?
Tambora
Metamorphic rocks come before sedimentary rocks. True or false
False
What two men became the first to reach Mount Everest's peak?
Edmund Hillary
Tenzing Norway
Thick or heavy
Dense
What do scientists call the theory about how Earth's surface changes?
Plate tectonics
How many active volcanoes are there around the edges of the Pacific Plate?
450
List 2 examples of sedimentary rock
Limestone
Mudstone
What are the three types of mountains?
Fold
Dome
Fault Block
A process in which continents slowly move over time on the surface of the earth
Continental Drift
Heavy, dense rock formed from cooled, hardened lava
Basalt
The place where one tectonic plate is sliding beneath another tectonic plate
Subduction Zone
What type of rock/stone was especially prized by ancient tool makers?
Obsidian
What two processes gradually wore the Appalachian mountains down?
Weathering
Erosion
Observation
The act of paying careful attention to gather information
What does the Greek word "pangaia" mean
"all the Earth"
Magma has erupted from the Yellowstone volcano recently. True or false
False
What two elements generated by a collision gradually turn sedimentary rock into metamorphic rock.
Heat
Pressure
Who carved the faces of four famous presidents into rock?