Question 1

Which of the following is likely to be true about the left volcanic feature compared to the right one in this figure?

Accepted Answer

A) the magma has a higher viscosity 
B) the magma has fewer silicate chains 
C) the magma probably formed at a higher temperature 
D) all of these 
A) the magma has a higher viscosity 
B) the magma has fewer silicate chains 
C) the magma probably formed at a higher temperature 
D) all of these

Question 2

Which of the following is common during crystallization of a magma?

Accepted Answer

A) felsic minerals crystallize first 
B) mafic minerals are light and float in most magma chambers 
C) felsic crystals are heavy and sink in most magma chambers 
D) all crystals form at about the same time 
E) none of these 
A) felsic minerals crystallize first 
B) mafic minerals are light and float in most magma chambers 
C) felsic crystals are heavy and sink in most magma chambers 
D) all crystals form at about the same time 
E) none of these

Question 3

The vertical igneous feature shown in this photograph is a:

Accepted Answer

A) dike 
B) sill 
C) volcanic neck 
D) batholith 
A) dike 
B) sill 
C) volcanic neck 
D) batholith

Which of the following is likely to be true about the left volcanic feature compared to the right one in this figure?

Which of the following is common during crystallization of a magma?

The vertical igneous feature shown in this photograph is a:

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Exam 5: Igneous Environments

Which of the following is likely to be true about the left volcanic feature compared to the right one in this figure?

Which of the following is common during crystallization of a magma?

The vertical igneous feature shown in this photograph is a:

The Nature of Geology

Investigating Geologic Questions

Plate Tectonics

Earth Materials

Volcanoes and Volcanic Hazards

Sedimentary Environments and Rocks

Deformation and Metamorphism

Geologic Time

The Seafloor and Continental Margins

Mountains, basins, and Continents

Earthquakes and Earths Interior

Climate, weather, and Their Influences on Geology

Glaciers, shorelines, and Changing Sea Levels

Weathering, soil, and Unstable Slopes

Streams and Flooding

Water Resources

Energy and Mineral Resources

Geology of the Solar System

Filters