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Geology Quiz: Earth's Structure and Processes

20 Questions

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Geology Quiz: Earth's Structure and Processes

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Questions and Answers

What hypothesis did Dr. Alfred Wegener propose?

Plate tectonics theory

Continental drift hypothesis (correct)

Island arc theory

Continental collision theory

What was Pangea?

A supercontinent (correct)

An oceanic trench

A tectonic plate

A type of volcano

Which layers make up the Earth's top structure?

Mantle and outer core

Lithosphere and asthenosphere

Core and crust

Crust and mantle (correct)

What is magma?

Molten rock beneath the surface Signup and view all the answers

What is the Earth's crust primarily composed of?

Solid rock Signup and view all the answers

What geological phenomena can occur due to plate movement?

Mountain building, volcanic eruptions, and earthquakes Signup and view all the answers

How does Mountain Building occur?

Colliding tectonic plates Signup and view all the answers

How is a volcano formed?

When magma rises to the surface Signup and view all the answers

What happens during a volcanic eruption?

Magma exits the volcano Signup and view all the answers

What is the primary role of the Earth's mantle?

To allow for plate movement Signup and view all the answers

What is the primary reason for the high number of volcanoes in the Ring of Fire?

Multiple tectonic plates collide and interact Signup and view all the answers

What is lava?

Hot liquid rock that flows from a volcano Signup and view all the answers

How fast do tectonic plates typically move?

A few centimeters every year Signup and view all the answers

What defines a convergent plate boundary?

Plates collide and create mountains Signup and view all the answers

How are tsunamis commonly generated?

Through underwater earthquakes or volcanic eruptions Signup and view all the answers

What is the role of buoys in tsunami warning systems?

To detect seismic activity and relay information Signup and view all the answers

What happens at transform plate boundaries?

Plates slide past each other in opposite directions Signup and view all the answers

Which of the following is defined as a natural hazard?

A naturally occurring event with potential negative effects Signup and view all the answers

What are tectonic plates primarily composed of?

Solid pieces of Earth's crust Signup and view all the answers

What is the approximate distance between tectonic plate movements each year?

A few centimeters Signup and view all the answers