The concept of energy was unknown to
A. Isaac Newton.
B. Albert Einstein.
C. both of these
D. none of the above
Answer: A
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The UN definition of extreme poverty means one is living on less than how much per day?
A) $20.00 B) $1.00 C) $1.90 D) $3.10 E) $0.35
Nuclear waste storage in the United States is currently handled
A. In temporary storage at individual plants B. By dumping at sea C. By shipping overseas to Surinam and Venezuela D. In a permanent storage depot managed by the federal government E. By dumping at sea and by shipping overseas to Surinam and Venezuela
The ice ages are caused by:
a. the drift of the continents. b. the eruption of supervolcanoes. c. the sunspot cycle. d. minor changes in Earth's rotation and orbit. e. variations in solar output.
The isohypses portrayed here show
A. high pressure, southern hemisphere. B. low pressure, northern hemisphere. C. low pressure, southern hemisphere. D. high pressure, northern hemisphere.