Exam 19: Weather Patterns and Severe Weather

In the western Pacific,hurricanes are called ________.

The summer months (June through August in the Northern Hemisphere)are the period of greatest tornado frequency.

When conditions appear favorable for tornado formation,a(n)________ is issued for areas covering about 65,000 square kilometers.

In a hurricane,the greatest wind speeds and heaviest rainfall occur in the region called the eye.

If you live in the Midwestern United States or Canada and you experience several days of winter temperatures below -20°C with clear weather,you are undoubtedly experiencing ________.

If you were 200 kilometers ahead of the surface position of a warm front,you would find the frontal surface at a height of about ________ km overhead.

Lightning never occurs in the tropics.

When an active cold front overtakes a warm front,a(n)________ front forms.

In a mature middle-latitude cyclone,the warm front precedes the cold front.

Midlatitude anticyclones are typically centered on ________.

Which of the following should have the steepest pressure gradient?

An air mass from the Gulf of Mexico is labeled ________.

Which of the following is typically not associated with the life cycle of a thunderstorm?

The greatest loss of life during a natural disaster occurred during ________.

A tropical depression has stronger winds than a tropical storm.

Lightning is most prominent in ________.

TV meteorologists often point at things labeled L on a map and describe them as low pressure centers.What are they?

A maritime Polar (mP)air mass is ________.

The precipitation associated with a warm front typically arrives ________ the actual frontal boundary.

When an occluded front passes,the temperature drops dramatically.