The term "El Niño" phenomena in December in Peru is a term used to explain
A. warming of an otherwise cold current which brings high temperatures and drought.
B. warming of an otherwise cold current which brings heavy rain and flooding.
C. cooling of an otherwise cold current which brings heavy rain and flooding.
D. cooling of an otherwise warm current which brings high temperatures and drought.
Answer: B
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How many joules are in 1 kilocalorie?
A. 1054. B. 4190. C. 41.9. D. 4.19.
The spill of cyanide into the Tisza and Danube Rivers in 2000 could have been prevented if
a. the computer systems monitoring the cyanide volume had not crashed b. fewer people had withdrawn water from the rivers so the overall flow rate was lower c. an earthquake warning system had been in place to warn dam managers of the impending quake that broke the dam d. the mining company had installed a stronger containment dam and a backup settling pond to prevent leakage e. a newer, more technologically sound settling pond had been in place
The largest snowflakes would probably be observed in ____ air whose temperature is ____ freezing
A) moist; near B) dry; near C) moist; well below D) dry; well below
Dams provide an important source of ________
A) water flowing into lakes B) renewable energy C) electricity D) stabilization for migrating fish to reproduce E) nonrenewable energy