Using sprinklers to prevent crop damage from cold air works best when
a. ?the air is fairly humid.
b. ?the air is fairly dry.
c. ?the air is dry and hot.
d. ?the air is dry and cold.
e. ?it’s over 30 degrees Celsius.
ANSWER: a
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On average in the United States, every day each person produces about
A) 10 to 20 gallons of wastewater, containing about a gallon of waste. B) 50 to 100 gallons of wastewater, containing about three gallons of waste. C) 150 to 200 gallons of wastewater, containing less than half a gallon of waste. D) 300 to 400 gallons of wastewater, containing about 10 gallons of waste.
________ are the products of horizontally directed, tensional stresses.
a.) Normal faults b.) Crustal thickening c.) Thrust faults d.) Reverse faults
Which of the following best matches the description?Amount of a product that consumers are willing and able to buy at a given price.
A. negligible risk B. risk assessment C. external costs D. demand E. probability F. risk management G. sustainable development H. risk I. supply/demand curve J. subsidy
Initially, the mass of thunderstorms with only a slight wind circulation is known as a(n) ____________________, or tropical wave. It becomes a(n) ____________________ when the winds increase to between 20 and 34 knots and several closed isobars appear about its center on a surface weather map. When the isobars are packed together and the winds are between 35 and 64 knots, it further develops into
a(n) ____________________. The latter is classified as a(n) ____________________ only when its winds exceed 64 knots (74 mi/hr). Fill in the blank with correct word.