What % of tropical disturbances die out before ever evolving into more powerful systems?
A) 20%
B) 33%
C) 57%
D) more then 90%
Answer: D
You might also like to view...
Which of the following is NOT a common and important element of cities in the periphery?
A) a zone of elite residential neighborhoods B) squatter zones or shantytowns C) a zone devoted to tourism D) a central zone with a concentration of commerce, industry, and retailing E) All of these are common and important elements of peripheral cities.
The evolution of life probably requires the presence of
A. a solid medium. B. a gaseous medium. C. a liquid medium. D. both liquid and gaseous media.
Which of the following best describes steam powered airplanes?
A) They were widely used until the 1970s, when jet fuel prices made other engines more efficient. B) They are impractical because of the low power-to-weight advantage. C) They were used for commercial air travel but were discontinued because of safety regulations. D) They are under development and are expected to be the next phase of jet technology.
What is the path of comets around the sun?
a. ?They range far beyond the planetary part of our solar system and loop past the sun and back into outer space. b. ?Their path is the same as Earth. c. ?They have a circular orbit around the sun. d. ?They orbit Earth, not the sun. e. ?They don’t orbit the sun; they are pulled to the sun by its gravity and eventually crash into it.?