Earth's Layers
Earth's Layers-continued
Plate Tectonics
Earthquakes
Volcanoes
100

Deepest feature in the ocean floor

What is the Marianas Trench?

100
The innermost of Earth's layers
What is the core?
100
The theory that explains that continents are moving across Earth's surface
What is the theory of continental drift?
100
cracks in Earth's crust
What is a fault?
100
the hot, molten rock that is found underground
What is magma?
200

Oceanic crust is made up of this type of rock

What is basalt?

200
The part of the core that is solid and probably made up of iron and nickel
What is the inner core?
200
This is one reason we know that plates move
What are fossils?
200
a violent shaking of Earth's crust
What is an earthquake?
200
the magma that is found on the surface of the Earth
What is lava?
300
The uppermost layer of our Earth.
What is the crust?
300
The 2 regions of the core
What is the inner core and the outer core?
300
Name 2 kinds of plates.
What are oceanic plates and continental plates?
300

The type of boundary where most of California's earthquakes occur

What is a transform boundary?

300

Old, dead, underwater volcanic islands

What is a guyots?

400
The layer just below Earth's crust
What is the mantle?
400
The only layer that is in a liquid state - made mostly of molten iron and nickel
What is the outer core?
400
Where 2 plates move toward each other
What are converging boudaries?
400
the point on the surface directly above the focus in an earthquake
What is the epicenter?
400
the circular pattern of many volcanoes and earthquakes
What is the Ring of Fire?
500
The solid upper mantle and crust.
What is the lithosphere?
500
The 4 layers of our Earth
What is the crust, mantle, outer core, and inner core?
500
Where 2 plates move away from each other
What are diverging boundaries?
500
the shock waves of energy that are measured to tell us how strong an earthquake is
What are seismic waves?
500
Name the body of water that is surrounded by the Ring of Fire
What is the Pacific Ocean?
M
e
n
u