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What are the requirements for the formation of a thunderstorm? A. sufficient moisture, an unstable lapse rate, and a lifting action B. a cumulus cloud with sufficient moisture C. a cumulus cloud with sufficient moisture and an inverted lapse rate

What situation is most conducive to the formation of radiation fog? A. Warm, moist air over low, flatland areas on clear, calm nights B. the movement of cold air over much warmer water C. moist, tropical air moving over cold offshore water

What is an indication that downdrafts have developed and the thunderstorm cell has entered the mature stage? A. precipitation begins to fall from the cloud base B. the anvil top has completed its development C. a gust front forms

The suffix ‘nimbus’, used in naming clouds, means a  A. rain cloud B. cloud with extensive vertical development C. dark massive, towering cloud

A lifted parcel of air would demonstrate  ______ properties if the parcel’s temperature was colder than that of the air surrounding it at its new level.

What is the expected duration of an individual microburst? A. two minutes with maximum winds lasting approximately 1 minute B. one microburst may continue for as long as 2 to 4 hours C. seldom longer than 15 minutes from the time the burst strikes the ground until dissipation

An aircraft which is “certificated for flight in icing conditions” has been tested: A. in all known atmospheric conditions. It can be safely flown in any type of icing conditions B. to a specified icing envelope. Conditions may occur outside its capability to prevent or remove ice C. and approved for flight in freezing rain and freezing drizzle

A characteristic of the stratosphere is: A. An overall decrease of temperature with an increase in altitude. B. Relatively small changes in temperature with an increase in altitude. C. A relatively even base altitude of approximately 35,000 feet.  

To which meteorological condition does the term ‘dewpoint’ refer? A. The temperature at which condensation and evaporation are equal B. The temperature to which air must be cooled to become saturated. C. The temperature at which dew will always form.

Which statement from a client may indicate a medical emergency?