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2. Select words from the list below to complete the following Some of the words may be
used more than once, sentences. I may have to make the word plural or change the

Do not try to write the words in the spaces.

Descend high pressure gradient

Conflict spiral gradient

Low counterclockwise

lie isobar

a. This is a steep road; the ___________ is a one-foot increase in elevation for every
20 feet of distance.

b. The mercury is moving downward in the barometer; there must be a __________
moving into this area.

c. If the hands of a watch moved backward, we would say they moved in a
____________________ direction.

d. If you drew a line on the map connecting these stations that have the same
pressure, you would call the line an ________________ .

e. If you start at an altitude of 10,000 feet and __________________ . the pressure
and temperature will increase.

f. If a cold air mass moving south meets a warm air mass moving north, there is a
______________ because they are moving in opposite directions.

g. Due to the differences in temperature, we expect to find ______________ at the
poles and _______________________ at the equator.

h. The air masses that ________________ over an area tend to take the temperature
and humidity characteristics of that area.

i. At the surface, wind in a low-pressure system moves in a __________toward the
center of the low.

j. hen you look at a weather map, the distance between isobars indicates the
steepness of the ___________ .

k. There is a ___________________ in our readings, one barometer shows pressure
going down, the other shows it going up.

l. one method of looking for lost objects is to start outside of the area and walk
around in smaller and smaller circles; this is called a _____________ search.

m. Air masses that __________ over oceans are called maritime air masses. over
oceans are called

n. As a rule, when air is heated it rises; when it's cooled it ____________________ .