Question 1

The vertical igneous feature shown in this photograph is a:

Accepted Answer

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

Question 2

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

Question 3

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

Exam 5: Igneous Environments

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

Correct Answer
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The vertical igneous feature shown in this photograph is a:

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

Correct Answer
verified

Exam 5: Igneous Environments

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

Correct AnswerverifiedShow Answer

The vertical igneous feature shown in this photograph is a:

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified