A
B
C
D
E
100
An underground holding pool for hot magma is called a
What is magma chamber
100
Scientists use a _________ to measure earthquake waves.
What is aseismograph
100
A vibration of Earth's crust is an
What is earthquake
100
A large basin that can form at the top of a volcano is a
What is crater
100
Most of the magma from a volcano comes up through a rocky opening called a
What is vent
200
melted rock that flows out onto Earth's surface
What is lava
200
The outer most layer of the Earth
What is crust
200
The layer of the Earth lying beneath the crust
What is the mantle
200
Hot, melted rock that is underground
What is magma
200
The deepest layer of the Earth
What is the core
300
The point on the Earth's surface that is directly above an earthquake's focus
What is epicenter
300
Earth's crust and upper mantle are broken into several
What is plates
300
A mountain that forms from lava
What is a volcano
300
The point underground where the movement of an earthquake first takes place
What is focus
300
A break in the crust along which rocks move
What is fault
400
When a volcano collapses into itself at its top, it forms a
What is crater
400
The layer of Earth that is the hottest is the
What is inner core
400
Volcanoes can be useful to people because they
What is add minerals to the soil
400
Volcanoes may form when __________ collide
What is plates
400
Volcanoes may form when two plates______________ or move apart
What is separate
500
Volcanoes may form when plates move over hot spots in the
What is mantle
500
The buildup and sudden release of energy in rocks causes an
What is earthquake
500
Earth's layer that forms the continents
What is the crust
500
The _________ is a solid ball made mostly of iron and nickel.
What is inner core
500
Earth's __________ is a pool of hot, liquid metal.
What is outer core
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