As the electric potential near the ground increases during a thunderstorm, a positive charge current can move up pointed objects, such as masts of ships, producing a luminous halo or glow known as ____
A) red sprite
B) St. Elmo's fire
C) blue jet
D) ball lightening
B
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90) Poverty is extensive in the region, but improvements in the economies of the countries of the regions is beginning to reap benefits. India is seeing a growing number of members of India's middle class, and indigenous industries (like the Tata corporation) are producing consumer goods (such as the Nano, a very small, entry-level car) specifically designed to appeal to and to meet the price
constraints of India's people. Sri Lanka has made great strides overall because of its emphasis on and funding of education and health care. Pakistan spends a great deal on its military, which takes funds from human development. Bhutan and Nepal lie high up in the Himalayas, and have very small economies and a great deal of poverty. The Maldives have the most prosperous in the region. What will be an ideal response?
Evaporation and transpiration from continental areas amount to only about ____ percent of the nearly 1.5 billion gallons of water vapor that annually evaporate into the atmosphere.?
a. ?15 b. ?20 c. ?25 d. ?30 e. ?35
It is clear that exposure to white asbestos causes cancer among non-smoking asbestos workers.
Answer the following statement true (T) or false (F)
How much of the Earth's atmosphere lies below 32 km altitude?
A. 89 percent B. 99 percent C. 59 percent