Structure of the Earth
Plate Tectonics
Earthquakes
Volcanoes
Random Stuff
100
The very center of the Earth; Solid metal
What is the inner core?
100
Convergent boundaries is when two plate ______________.
What is collide (come together)?
100
Smaller earthquakes that occur after the largest quake are referred to as what?
What are aftershocks?
100
What is the difference between magma and lava?
What is magma is below the surface, lava is above the surface?
100
What type of seismic waves cause the most damage?
What are surface waves?
200
These two parts are responsible for Earth's magnetic field.
What are the outer core and inner core?
200
When two plates separate, they are called _______________.
What is divergent (plate boundary)?
200
What are the three types of seismic waves?
What are P-waves, S-waves, and surface waves?
200
What is the name of circle on the Pacific Plate that is very seismically active and has many volcanoes?
What is Ring of Fire?
200
What is the name of the tool that scientists use to measure seismic waves?
What is a seismograph (seismometer)?
300
This layer is solid rock and is made of oceanic and continental.
What is the crust?
300
When two plates slide back and forth past each other it is what kind of boundary?
What is transform?
300
What are the three types of scales used to measure earthquake intensity?
What are the Mercalli Scale, the moment-magnitude scale, and the Richter Scale?
300
What is viscosity?
What is how thick or thin a liquid is?
300
What earthquake scale is a base 10 scale?
What is Richter Scale?
400
The crust plus the top of the mantle.
What is the lithosphere?
400
When one plate goes under another plate, it is called what?
What is subduction?
400
The thick liquid/mud substance that can occur after an earthquake is called this.
What is liquefaction?
400
What are the three factors that influence the strength and type of volcano?
What are the viscosity of the lava, the temperature, and the composition?
400
How do scientists study the core?
What through indirect evidence such as seismic waves?
500
The middle mantle; The plates "float" on this layer.
What is the asthenosphere?
500
Rift valleys are formed from what type of plate boundary?
What is divergent?
500
The epicenter of an earthquake is the point where the earthquake begins on the surface. What is the name of that point below the surface?
What is the focus?
500
What is the difference between a dormant and active volcano?
What is active has the potential to erupt, dormant does not.
500
What type of crust is made of basalt?
What is oceanic crust?
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