Lava ________ develop when gas is unable to escape as the lava solidifies
A) holes
B) tubes
C) vesicles
D) joints
E) cavities
Answer: C
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Which of the following is NOT a required criterion for a substance to be classified as a mineral?
A. inorganic B. crystalline solid C. human-made D. naturally occurring
The subduction of cold, dense oceanic lithosphere into the mantle facilitates teh movement of plates by
slab pull. Indicate whether the statement is true or false.
New York and Pennsylvania, together with portions of New Jersey and Maryland, made up the ________ core
A) New England B) Southern C) Middle Atlantic
________ is the portion of groundwater that is retained as a film on particle and rock surfaces and in tiny openings in the subsurface
A) Surface tension B) Infiltration C) Specific retention D) Capacity