Chapter 3 Weather Fronts and Storms

1
Chapter 3Weather Fronts and Storms
Vocabulary Review
2
the boundary between two air masses

• front

3
a large and often stormy weather system that
occurs when air moves around and into a
low-pressure center, then moves up to higher
altitudes

• low-pressure system

4
a blinding snow storm with winds of at least 35
mi/hr (56 km/hr), usually with temperatures below
20 degrees F (-7 degrees C)

• blizzard

5
a large volume of air that has nearly the same
temperature and humidity at different locations
at the same altitude

• air mass

6
a rapid rise in the water level in a coastal area
that occurs when a hurricane pushes a huge mass
of ocean water, often leading to flooding and
widespread damage

• storm surge

7
a scientist who studies weather

• meteorologist

8
a low pressure-system that starts in the tropics
with winds of at least 40 mi/hr (65 km/hr) but
less than 74 mi/hr (120 km/hr)

• tropical storm

9
a violently rotating column of air stretching
from a cloud to the ground

• tornado

10
a generally calm and clear weather system that
occurs when air sinks down in a high-pressure
center and spreads out towards areas of lower
pressure as it nears the ground

• high-pressure system

11
a storm with thunder and lightning

• thunderstorm

12
a tropical low-pressure system with sustained
winds of 74 mi/hr (120 km/hr)

• hurricane

13
a line on a weather map connecting places that
have the same air pressure

• isobar