Tectonic Forces
Any kind of shaking of the ground measurable by seismic instruments
What is an earthquake?
This type of crack in a rock shows no indication of movement.
What is a joint?
These type of earthquake waves come first during an earthquake.
What are P waves?
The most powerful earthquake to date happened in this continent.
What is South America?
What is the overall perspective that we use to see and interpret the world?
Earthquake waves are typically called _______ waves.
What is seismic?
This is the most well known fault in the country.
What is the San Andreas fault?
This type of earthquake waves are generally the most powerful.
What are surface waves?
A _________ is a source of danger.
What is a hazard?
A ________ is an initial explanation for a problem.
A _________ is a force exerted within a material.
What is stress?
Geologists define the direction of a fault by its _____.
The distance from the resting position in a wave is called _________.
What is amplitude?
What is the name of the scale the determines strength of earthquakes?
What is the Richter scale?
Qualitative data measures _________.
What are words?
When a convergent plate boundary meets, _______ plates subduct under continental crust.
What is oceanic or ocean?
What is a fault?
The _________ is below the epicenter during an earthquake.
What is the focus?
The Richter scale goes up to this number.
What is 9?
Anything that occupies space and has mass is called ________.
What are the three main kinds of stress?
What is the angle of slope in a rock face called?
What is the dip?
A __________ detects earthquake waves.
What is a seismometer?
Each unit on the Richter scale goes up by ______ times.
What is 31.6 times?
Particles that move but are still fairly close together must be in a __________ state.
What is liquid?