________ is a felsic igneous rock with a meringuelike vesicular texture, consisting of very small holes, created by small shards of volcanic glass
A) Scoria
B) Obsidian
C) Granite
D) Pumice
Answer: D
You might also like to view...
Sacred spaces are not limited to houses of worship
Indicate whether this statement is true or false.
A geologist looks at a piece of rock from Yosemite National Park under a microscope and sees tiny crystals of olivine, pyroxene, and plagioclase feldspar. What process might have formed this rock?
A) melting underground, violent volcanic eruption, and solidification above ground B) melting underground, flowing to Earth's surface, and solidification above ground C) solidification underground, violent volcanic eruption of ash and solid rock D) both melting and crystallization underground
The prevailing westerlies are more consistent than the easterlies. Indicate whether the statement is true or false
Which of the following is an example of a keystone species?
A. wolves B. sea kelp C. bison D. None of these are correct.