FEMA G-0271

Which of the following is not a function of the National Weather Service?

• Provides weather, hydrologic and climate forecasts and warnings

• Gathers and disseminates weather and flooding information

• Provide flight rule fog information

• Focused on protection of life and property

Which of the following is not a basic component of weather?

• Temperature

• Wind

• Moisture

• Tornado

The amount of force exerted on the Earth by the air mass above a given location defines:

• Wind

• Pressure

• Temperature

• Moisture

As elevation increases, the number of molecules decreases and the density of air therefore is less, meaning a _________ in air pressure.

• Increase

• Decrease

• No change

• None of the above

The wind direction is ________ around a high pressure system and ______________ around a low pressure system.

• clockwise, counter-clockwise

• counter-clockwise, clockwise

• clockwise, clockwise

• counter-clockwise, counter-clockwise

Which of the following is not a force that impacts wind?

• pressure gradient force

• friction

• Coriolis Effect

• Conundrum Effect

A low is a center of pressure that is surrounded on all sides by higher pressure.

• True

• False

A trough is

• An elongated area of high pressure

• An elongated area of low pressure

• An elongated area of no pressure

• none of the above answers

A ridge is a/n

• elongated area of low pressure

• elongated area of high pressure

• elongated area of no pressure

• None of the answers above

A percentage that expresses the amount of actual water vapor in the air compared to the amount that would be present if the air were saturated at a given temperature describes:

• Dew point

• Temperature

• Relative Humidity

• Pressure