3-57.
In the warm air ahead of a cold front, the
temperatures average 82°F/28°C. In the cold
air 100 miles to the rear of the cold front, the
temperatures average 64°F/l8°C. What is the
front’s
intensity
based
on
temperature
gradient?
1.
Very weak
2.
Weak
3.
Moderate
4.
Strong
3-58.
Frontal movement is determined by the
1.
temperature gradient behind the front
2.
pressure difference across the front
3.
wind speed component ahead of the front
4.
wind velocity component behind the front
18
