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Weather
Chapter 13
Section 1: Water in the Atmosphere
1. The movement of water between the atmosphere and the Earth’s surface is the
______________________.
2. The process by which water turns to vapor is called __________________.
3. The measurement of water vapor in the air is called ____________________.
4. ____________________________ is the percentage of water vapor in the air in relation to how
much it can actually hold.
5. A ______________ is an instrument that can measure relative humidity using a wet bulb and a
dry bulb. If the humidity is low, the wet bulb temperature will change rapidly.
6. ________________ is when water vapor in the air forms droplets and becomes liquid again.
7. The temperature where condensation happens is called the __________________.
8. Explain the types of clouds:
a. Cirrus Clouds:
b.
Cumulus Clouds:
c.
Stratus Clouds:
9. Clouds that form near the ground are called ________________.
Pg. 438
1B.
2B.
3C.
Section 2: Precipitation
1. ________________ is any form of water that leaves clouds and returns to the earth’s surface.
2. Explain the types of precipitation:
a. Rain:
b.
Hail:
c.
Snow:
d. Sleet:
e.
Freezing Rain:
Pg. 441
1C.
1D.
1E.
Section 3: Air Masses & Fronts
1. An ___________________ is a huge body of air that has similar temperature, humidity, and air
pressure at a given height. They can spread over millions of kilometers and be up to 10
kilometers deep.
2. Air masses are characterized by _____________ and _____________.
3. Explain the 4 types of Air Masses:
a. Tropical:
b. Polar:
c. Maritime:
d. Continental:
4.
Explain how these air masses can be combined to describe various areas.
5.
Explain how the following scenarios cause air masses to move.
a. Prevailing Westerlies:
6.
b.
Jet Streams:
c.
Fronts:
Explain the types of fronts.
a. Cold Fronts:
b.
Warm Fronts:
c. Stationary Fronts:
d. Occluded Fronts:
7. Compare/Contrast Cyclones and Anticyclones using a double bubble map. Explain what type of
weather is associated with each.
Pg. 449
2C
Section 4: Storms
1. A ______________ is a violent disturbance in the atmosphere.
2. A _________________ is a small storm that has heavy precipitation, frequent thunder, and
lightning.
a. Thunderstorms form in __________ clouds called ________________.
b. They form when ___________ air is force upward along a ______________.
c. ______________ is a sudden spark, or electric discharge, that happens when negative
charges build up in storm clouds.
3. A ___________________ us a rapidly whirling, funnel-shaped cloud that reaches down from a
storm cloud to earth’s surface.
a. Over a lake or ocean, a tornado is called a ______________.
b. Explain how tornados form:
4.
Explain what a snow storm is and how it happens.
5.
Explain what a hurricane is and how it happens.