What does the following element description actually mean?
U
A. a uranium atom with 238 neutrons and 92 protons
B. a uranium atom with 92 neutrons and 146 protons
C. a uranium atom with 92 protons and 146 neutrons
D. a uranium atom with 92 neutrons and 238 protons
E. none of the above
Answer: C
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Evaporite deposits are examples of
A. metamorphic mineral deposits. B. sedimentary mineral deposits. C. igneous mineral deposits. D. None of the choices are correct.
The most widespread of all intrusive form is the _______.
a - lava flow b - batholith c - dike d - volcano e - stock
What causes volcanic explosions?
A. Breaking of rocks during an earthquake B. Collisions between tectonic plates C. Escaping volcanic gases D. Increased melting due to high water content
The ________ scale would use Roman numerals to qualitatively describe an earthquake that causes "considerable-to-serious damage to buildings."
A) Beaufort B) Mohs C) Modified Mercalli Intensity D) Richter E) Moment Magnitude