HW 13 Chpt 10 Flashcards

1
Q

What occurs when a person’s core temperature drops below a safe range?

A

Hypothermia

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2
Q

Hypothermia occurs in which of the following scenarios?

A

When a person is exposed to brief periods of extreme cold or long periods of moderate cold

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3
Q

What is defined as the actual freezing of body tissue?

A

Frostbite

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4
Q

Wind chill temperature communicates what?

A

The effect of cold and wind combined

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5
Q

Changes in the flow of the _________ can bring cold air to normally temperate regions.

A

polar vortex

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6
Q

What occurs when strong winds north of the low pressure center blow from the northeast, creating dangerous waves, intense blizzards, inland ice storms?

A

Nor’easters

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7
Q

What US government organization is responsible for issuing official weather advisories?

A

the US National Weather Service

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8
Q

With respect to the figure below, what causes cold waves to form?

A

distortion of polar vortex

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9
Q

Snowfall intensity in United States is based on

A

visibility through falling snow

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10
Q

Whiteout conditions describe a situation in which

A

visibility decreases to near zero

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