Nys Regents Meteorology

Which weather instrument is most useful in measuring relative humidity?

• barometer

• anenometer

• psychrometer

• wind vane

Clouds most likely form as a result of

• moist rising air, compressing and warming

• moist rising air, expanding and cooling

• dry rising air, compressing and warming

• dry rising, expanding and cooling

In which temperature zone of the Earth's atmosphere is the polar jet stream located?

• lower thermosphere

• lower mesosphere

• upper stratosphere

• upper troposphere

What is the relative humidity if the dry bulb temperature is 16⁰C and the wet bulb temperature is 10⁰C?

• 45%

• 33%

• 14%

• 4%

Which graph best shows the general relationship between altitude and air pressure?

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What is the relative humidity of the air when the dry bulb temperature is 4⁰ C and the dew point is -4 ⁰C?

• 42%

• 46%

• 51%

• 56%

Which process primarily transfers heat by moving air?

• conduction

• convection

• radiation

• transpiration

Which cross section correctly represents a cold front and the air-mass movements associated with this front?

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Which two letter symbol represents the most likely air mass that formed portions of the Indian Ocean as shown on the maps

• mP

• mT

• cP

• cT

Which station model represents the data for this location at 4 PM?

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