Which of the following regions has the lowest annual frequency of tornadoes?
A. Northeast coast
B. north Texas to the Dakotas
C. Florida
D. Gulf Coast
Answer: A
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The frequency of electromagnetic waves and the frequency of the vibrating electrons that produce them are normally
A. inversely proportional. B. the same. C. quite different. D. nearly the same.
Which of the following is the best definition of an ecological deficit?
A. The number of open-access resources is lower than needed for a specific area B. The total ecological footprint of an area is greater than its biocapacity C. The per capita ecological footprint is greater than the ecosystem services D. The population of an area is growing without improving sustainability E. The ecological services in an area are lower than the natural capital available
Describe how wind can induce upwelling and downwelling near coastal cities? Give an example for each
Which of the following won a Nobel Prize for studies of signal transduction?
A) K. Mullis B) M. Nirenberg C) M. Rodbell D) R. Roberts