The term "________" refers to a group of elements called lanthanides and actinides that are not often found in large, commercially valuable quantities
A) special earths
B) restricted minerals
C) rare earths
D) earth obscures
E) nonelastic minerals
Answer: C
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Which of the following modes of transportation are usually reserved for speedy delivery of small-bulk, high-value packages?
A) airplanes B) ships C) trains D) trucks E) barge
Which of the following rocks was produced by dynamic metamorphism?
a. marble b. migmatite c. schist d. mylonite
Where in the body does absorption of nutrients into the blood stream or lymphatic system occur?
A) through the intestinal walls B) in the mouth C) in the stomach D) all of these
According to the first law of thermodynamics, the total amount of energy in the universe _______.
A) remains constant B) is constantly decreasing C) is lost to entropy D) is constantly increasing