1GB1 - 1a.1 (Global Atmospheric Circulation)

Identify the lines of latitude with high annual rainfall.

• 90°N and 60°N

• 60°N and 0°

• 90°N and 0°

• 60°N and 30°N

Identify the atmospheric cells found at locations X and Y by completing the

table using the list below.

• Polar cell

• Ferrel cell

• Temperate cell

• Mid-latitude cell

• Hadley Cell

Identify the city with the lowest mean annual temperature.

• Cairo

• Bamako

• Libreville

• Luanda

Calculate the range of mean annual rainfall shown in Figure 1.

Mathematical Equivalence

OFF

Explain one reason why some areas have high annual rainfall.

Identify which one of the following describes Timbuktu’s climate.

• Temperature is highest in November

• August is the wettest month

• October is the driest month

• Temperature decreases from January to May

Calculate the annual temperature range in Timbuktu.

Mathematical Equivalence

ON

Explain one reason why some areas are arid (have low rainfall).

Explain one way in which global atmospheric circulation determines the location

of high rainfall (low pressure) areas.

Identify which one of the following is the location of an arid area.

• W

• X

• Y

• Z