What was the rate of cooling and the environment of formation for an extrusive igneous rock and why?
A) Slow because the magma was insulated below the surface
B) Fast because it was erupted from a volcano
C) Slow because it cooled in a volcanic lava flow far from the vent
D) Fast because it cooled 6 kilometers below the surface
Answer: B
You might also like to view...
What are the advantages and disadvantages of the amount of vertical exaggeration in your second profile?
Which of the following provide scientists with evidence that Earth's interior has distinct layers?
A. Mapping of the deep ocean floor. B. Differences in gravity within Earth's interior. C. Behavior of seismic waves traveling through Earth's interior. D. The effect of the Moon on Earth's tidal forces and solid rock. E. Drilling of deep oil and gas wells.
Because of the ease with which it can be split into thin flat sheets, this metamorphic rock is used for making chalkboard, pool tables, and roofs.
A. marble B. quartzite C. granite D. gneiss E. slate
Which of the following has NOT been an impediment to achieving regional economic integration throughout the Caribbean?
A) a preference to cooperate with islands that share a common colonial background instead of with neighboring islands B) different languages C) scattered islands making transportation difficult D) limited economic resources E) deep -rooted political violence which has generated historic mistrust between islands