Crystal size can be used to help distinguish
A) clastic from chemical sedimentary rocks.
B) hydrothermal from chemical rocks.
C) volcanic from plutonic igneous rocks.
D) regional from contact metamorphic rocks.
Answer: C
You might also like to view...
Just east of the 98th meridian in the United States:
From Table 29.1, the biome map, and the climate map, determine the terrestrial biome that best characterizes each of the following descriptions and write its name on the first line provided. On the second line, relate it to temperature and precipitation regimes and/or global pressure and wind belts outlined at the end of Section 1.
Answer the following statement(s) true (T) or false (F)
1. Buddhism, Judaism, and Christianity are all universalizing religions. 2. Most of the heat you feel on a hot day comes from the sun shining directly on you. 3. Global warming is a concern because it could melt the icecaps and cause flooding. 4. Prehistoric hunters and gatherers had no impact on the physical environment. 5. Of the percent of Earth's surface that is land, much of that is uninhabitable.
The safety factor of a slope is:
a. the ratio of the shear stress to shear strength b. the ratio of the normal stress to the tangential stress c. the ratio of the driving forces to the resisting forces d. the ratio of the resisting forces to the driving forces
The European Union's experience with polybrominated diphenyl ethers (PBDEs) has shown that ________
A) if the toxin is removed from the environment, concentrations in human tissues fall B) exposure to these molecules results in birth ratios of 9 males : 1 female C) human metabolism of these compounds could solve the problem without legislation D) these molecules can be rapidly metabolized by decomposers E) economic factors have superseded health concerns