You observe a dark colored igneous rock with very fine crystals that are only visible under magnification. What can
be said about this rock?
a. It cooled slowly in a magma chamber.
b. It cooled quickly in a magma chamber.
c. It cooled slowly on Earth’s surface.
d. It cooled quickly on Earth’s surface.
e. It was ejected as a fine ash and later cemented together.
d
You might also like to view...
At what type of plate boundary do compression and subduction take place?
a. divergent b. convergent c. emergent d. passive e. transform
An increase in atmospheric CO2 concentrations will most likely lead to ____ in the troposphere and ____ in the upper atmosphere
A) warming; warming B) cooling; warming C) warming; cooling D) cooling; cooling
Earthquakes are most frequent along convergent plate boundaries.
Answer the following statement true (T) or false (F)
Which types of commercial agriculture DO NOT rely on inexpensive labor?
A) Mediterranean farming B) grain farming C) horticulture and fruit farming D) all of the above E) both Mediterranean and horticulture and fruit farming