Metamorphic Rocks 100% Accurate!!
Which of the following is true of metamorphism of rocks?
a. It involves partial melting of rocks.
b. The texture of the original rock always remains the same.
c. The mineralogy of the original rock always remains the same.
d. Many are plastic or ductile when they form.
e. All of the above. - ANSWERSd. Many are plastic or ductile when they form.
Which of the following is NOT an important factor in determining the type or character of metamorphic
rock produced?
a. Composition of parent rock
b. Temperature
c. Pressure
d. Time
e. All of the above are important - ANSWERSe. All of the above are important
Differential stress
a. Is when forces are applied to an object in the same way from all directions.
b. Is the same as compressive stress.
c. Is the same as shearing stress.
d. Includes both compressive and shearing stress.
e. None of the above. - ANSWERSd. Includes both compressive and shearing stress.
Foliated metamorphic rocks
, a. Include marble
b. Include quartzite
c. Include hornfels
d. Lack a planar texture
e. None of the above - ANSWERSe. None of the above
Contact metamorphism differs from regional metamorphism in that
a. Pressure is much higher during contact metamorphism.
b. Contact metamorphism is always higher grade than regional metamorphism.
c. Contact metamorphism forms on the edges of intrusions and regional metamorphism forms primarily
in mountain-building events.
d. Contact metamorphism is more spatially extensive than regional metamorphism.
e. All of the above - ANSWERSc. Contact metamorphism forms on the edges of intrusions and regional
metamorphism forms primarily in mountain-building events.
Migmatites are
a. Igneous rocks
b. Sedimentary rocks
c. Metamorphic rocks
d. Part igneous and part metamorphic rocks
e. Not yet classified - ANSWERSd. Part igneous and part metamorphic rocks
The correct order for foliated metamorphic rocks formed under increasing temperature and pressure
conditions is:
a. Slate, Phyllite, Schist, Gneiss
b. Slate, Hornfels, Gneiss, Schist
c. Schist, Gneiss, Phyllite, Schist
Which of the following is true of metamorphism of rocks?
a. It involves partial melting of rocks.
b. The texture of the original rock always remains the same.
c. The mineralogy of the original rock always remains the same.
d. Many are plastic or ductile when they form.
e. All of the above. - ANSWERSd. Many are plastic or ductile when they form.
Which of the following is NOT an important factor in determining the type or character of metamorphic
rock produced?
a. Composition of parent rock
b. Temperature
c. Pressure
d. Time
e. All of the above are important - ANSWERSe. All of the above are important
Differential stress
a. Is when forces are applied to an object in the same way from all directions.
b. Is the same as compressive stress.
c. Is the same as shearing stress.
d. Includes both compressive and shearing stress.
e. None of the above. - ANSWERSd. Includes both compressive and shearing stress.
Foliated metamorphic rocks
, a. Include marble
b. Include quartzite
c. Include hornfels
d. Lack a planar texture
e. None of the above - ANSWERSe. None of the above
Contact metamorphism differs from regional metamorphism in that
a. Pressure is much higher during contact metamorphism.
b. Contact metamorphism is always higher grade than regional metamorphism.
c. Contact metamorphism forms on the edges of intrusions and regional metamorphism forms primarily
in mountain-building events.
d. Contact metamorphism is more spatially extensive than regional metamorphism.
e. All of the above - ANSWERSc. Contact metamorphism forms on the edges of intrusions and regional
metamorphism forms primarily in mountain-building events.
Migmatites are
a. Igneous rocks
b. Sedimentary rocks
c. Metamorphic rocks
d. Part igneous and part metamorphic rocks
e. Not yet classified - ANSWERSd. Part igneous and part metamorphic rocks
The correct order for foliated metamorphic rocks formed under increasing temperature and pressure
conditions is:
a. Slate, Phyllite, Schist, Gneiss
b. Slate, Hornfels, Gneiss, Schist
c. Schist, Gneiss, Phyllite, Schist
