The U.S. has only a tiny fraction of the world's lithium reserves. Why is a concern?
A. Lithium is a key component in high-tech battery applications.
B. Lithium is a key component in nuclear bombs.
C. Lithium is needed for the manufacture of wind turbine blades.
D. Lithium is a critical dietary supplement that everybody needs.
Answer: A
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Which of the following is CORRECT regarding the moment magnitude scale?
A) It considers the amount of fault slippage produced by the earthquake, the size of the surface (and subsurface) area that ruptured, and the nature of the materials that faulted. B) It is the same as the Mercalli scale. C) It is a scale of magnitude based on arithmetical progressions (1,2,3,4, etc.). D) It is a closed scale that begins at 0.0 and ends at 10.0.
describes change in population genetics in which extreme values for a trait are favored over intermediate values
What will be an ideal response?
The oceanic crust is primarily made of basalt
Indicate whether the statement is true or false
Which of the following is a tool or technique of the contemporary geographer?
A) GPS B) GIS C) remote sensing D) cartography E) GPS, GIS, remote sensing, and cartography