Defimitions
Earth's Structure
Earthquakes
Volcanoes
Mountains/Misc
100
A shaking of Eath's surface, caused by movement of rock in the crust.l
What is an earthquake?
100
The outermost layer of the Earth.
What is the crust?
100
An instrument that detects and records vibrations and movements in the Earth, especially during an earthquake.
What is a seismograph?
100
A volcanoe can be a constructive and a destructive process. True or false
What is true?
100
The tallest landform on Earth.
What are mountains?
200
A crack in the Earth's crust.
What is a fault?
200
This part of the Earth is mostly solid rock but some is soft.
What is the mantle?
200
The point on Earth's surface directly above the focus of an Earthquake.
What is the epicenter?
200
Name the three types of volcanoes?
What are shield, composite, cinder cone?
200
The rock layers above the fault move down.
What is a normal fault?
300
A section of Earth's crust and mantle that fit togehter with other sections like puzzle pieces.
What is a plate?
300
Great pressure at the center of the Earth keeps this part solid?
What is the inner core?
300
The cause of earthquakes is _____________.
What are plate movements?
300
A mountain that forms as molten rock flows through a crack into Eath's surface.
What is a volcano?
300
In a _______________ fault, the rock layers above the fault move up.
What is reverse?
400
Molten rock that flows from a volcano onto Earth's surface.
What is lava?
400
This part is made of liquid iron.
What is the outer core.
400
The place within the crust where energy is released during an earthquake is calleld the __________.
What is the focus?
400
These volcanoes have wide and fairly steep sides and are made of alternating layers of lava and ash.
What are composite volcanoes?
400
A natural shape or feature on the Earth's surface.
What is a landform?
500
Melted rock that is beneath Earth's surface?
What is magma?
500
Is it 2 miles, 10,000 miles,or 4000 miles to the center of the Earth?
What is 4000 miles?
500
The scale that scientists use to measure the magnitude (strength) of an earthquake.
What is the Richter scale?
500
These are tall and narrow with steep sides. They are made not made of lava.
What are cinder cone volcanoes?
500
Mountains may alos form in the middle of a plate. True or false
What is true?
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