ANSWER KEY to REVIEW GUIDE - WEATHER UNIT

The atmosphere can best be described as a mixture of __________.

gases, water vapor, and particles.

The force or push of air molecules on a surface is known as: __________.

air pressure.

When you travel up a mountain the force or push of molecules __________.

decreases.

When you swim to the bottom of a pool the push of molecules __________.

increases.

When you go from 0 to 1000 feet elevation the push of molecules __________.

decreases.

Thermosphere characteristic: __________.

It is the highest layer of the Earth's atmosphere.

Mesosphere characteristic: __________.

It is where most meteors burn up upon entering the atmosphere.

Stratosphere characteristic: __________.

It contains the ozone layer.

Troposphere characteristic: __________.

It is the lowest layer of the atmosphere where all weather occurs.

Wind can form from differences in air pressure. T or F: __________.

True

Wind can form from unequal heating of the Earth. T or F: __________.

True

Wind can form due to geography; such as mountains. T or F: __________.

True

Wind can be measured using a barometer. T or F: __________.

False.

At 78%, the most abundant gas in the Earth’s atmosphere is __________ followed by __________ at 20.9%.

nitrogen, oxygen.

The Earth’s __________ causes the Coriolis Effect, which explains why winds __________ in the Northern hemisphere.

rotation, curve.

Weather is best described as the __________ of the atmosphere at a particular __________ and __________.

state, time, place.

Instruments of weather measure __________, __________, and __________.

temperature, humidity, pressure.

Process B of the Water Cycle: __________. Description: __________.

Condensation, Water vapor cools and forms droplets.

Air Masses are large bodies of air that have similar __________ & __________.

temperature, humidity.

The characteristics of an air mass come from a source region which is described as: __________.

the area over which the air mass forms.

Continental Polar (cP) characteristic: __________.

Cold and dry air mass.

Maritime Polar (mP) characteristic: __________.

Cool and moist air mass.

Continental Tropical (cT) characteristic: __________.

Hot and dry air mass.

Maritime Tropical (mT) characteristic: __________.

Warm and moist air mass.

The cold front is moving __________.

in a southeast direction.

Buffalo, NY would experience (1) __________ and (2) __________ as the front passes.

cooler temperatures, possible precipitation.

A scientist that observes and collects data on current weather conditions and provides a reliable forecast/prediction is called a: __________.

meteorologist.

What does Letter A Represent

Air Tempurature on the station model

What is letter B represent

It represents current weather conditions on the station model

What does letter C. represent on the station model

dew point on the station model

What does Letter D represent

Wind Speed on the station model

what does letter E represent

Cloud Cover in the station model

What does Letter F represent

Air Pressure on the station model

what does letter G represent on the station model

Precipitation on the station model measured in inches

what does letter H represent

Wind Direction on the station model measured in degrees, indicating the direction from which the wind is blowing.