Suppose you are a pilot. What is the safest option as you fly toward a cumulonimbus?
A) fly through it
B) fly around it
C) land the plane
D) use it as an opportunity to refuel
Answer: B
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Human reliability is generally ____ technology reliability
a. much greater than b. slightly greater than c. slightly lower than d. much lower than e. none of these answers
A solid is not considered fluid because
A. its atoms or molecules are bound as close together as possible. B. its atoms or molecules are under too much pressure. C. of the fixed arrangement of its atoms or molecules. D. of the heavy nature of its atoms or molecules.
The burners on an electric stove convert
A) electricity into heat, which cooks the food. B) heat into electricity, which cooks the food. C) matter into heat to generate electricity, which transforms the matter in food into energy. D) matter into electricity that generates heat, which transforms the energy in food into matter.
Which statement about indoor air pollution in the United States is false?
A. Levels of several common air pollutants are 2-5 times higher in inside U.S. homes than outside. B. Pollution levels inside cars in urban areas are up to 18 times higher than outside. C. Health risks are magnified because 70% or more of our time is spent in cars or homes. D. Exposure to outdoor air pollution presents a higher cancer risk than with indoor air pollution. E. Pesticides and lead accumulate in carpet and on furniture in homes.