The number of volcanoes in the US with the potential to erupt again (hint: 100<x<200)
What is 169?
The largest magnitude earthquake recorded (9.5) occurred in this country
What is Chile? (Valdivia Earthquake, May 22, 1960)
This scotsman is generally considered the father of modern geology
Who is James Hutton?
This class of minerals make up 90% of the earths crust
What is silicate minerals>
The number of calderas within Yellowstone National Park
What is 4?
The largest magnitude earthquake in the US occurred in Alaska on 3/28/1964 (Prince William Sound/Good Friday earthquake) and was this magnitude
What is 9.2?
This Englishman created the first national geologic map using the pigments from the rock exposures to color the map
Who is William Smith?
This is the softest mineral
What is talc
What is Hawaii's Mauna Loa?
Roughly this many earthquakes are detected each year
What is 500,000?
This "revolution" prompted the rapid development of stratigraphic columns for extraction of materials
What is the Industrial Revolution
This mineral was heavily mined in Paris. The underground mines were later turned into the catacombs.
What is gypsum?
The largest volcano in the solar system
What is Olympus Mons (Mars)?
The sloshing of water in a swimming pool during an earthquake (Oscillating internal waves) is termed this
What is seiche?
This person determined the age of the earth to be ~ 4.5 billion years old using radioactive decay and is termed the father of geochronology
Who is Arthur Holmes?
This mineral (with formula Al2O3) is popularly known as the gems ruby and sapphire
What is corundum?
The most dangerous eruption was in 1815 in Indonesia (Tambora). 92,000 people died of this cause
What is starvation due to destroyed crops via falling tephra?
From 1975-1995 only four US states did not record an earthquake. They are
What are North Dakota, Florida, Wisconsin, and Iowa?
What is the theory of continental drift/plate tectonics?
There are this many minerals according to the International Mineralogical Association
What is 5,070?