1.1.1 The pressure belt found at 0° is the **equatorial low** pressure belt.
1.1.2 The **Hadley** cell is found at Letter A.
1.1.3 The name of the wind found at D is the **polar easterlies**.
1.1.4 The **Hadley** cells converge at the Intertropical Convergence Zone.
1.1.5 Air sinks at **30°** north and south of the equator.
1.1.6 The subpolar low-pressure belt forms when **warm and cold air masses** meet.
1.1.7 The **Ferrel** cell is found at Letter B.
1.1.8 The **Polar** cell is found at Letter C.
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QUESTION 1: THE ATMOSPHERE
Question 1.1 (8 marks]
Use Figure 1 below on the tricellular model of global air circulation to answer the
following questions. Choose the correct option from the possible options given
in the brackets. Write only the question number and correct answer in your
answer book.
Polar front
60°N
Westerlies
30°N
Tropical easterljes
intertropical convergence zone
0
Tropical easterlies
30°S
Westerlies
60°S
Polar front
Figure 1: Tricelluar model of global air circulation
1.1.1 The pressure belt found at 0° is the (equatorial low/equatorial high)
pressure belt.
1.1.2 The (Hadley/Polar) cell is found at LetterA.
1.1.3 The name of the wind found at D is the (polar westerlies/polar easterlies).
1.1.4 The (Hadley/Ferrel) cells converge at the Intertropical Convergence Zone.
1.1.5 Air sinks at (0°/30°) north and south of the equator.
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1.1.6 The subpolar low-pressure belt forms when (warm air masses/warm and
cold air masses) meet.
1.1.7 The (Hadley/Ferrel) cell is found at Letter B.
1.1.8 The (Hadley/Ferrel) cell is found at Letter C.
(8x1) (8)
Question 1.2 (7 marks]
Refer to the diagram below to answer the questions that follow. Choose
correct option from the possible options given in the brackets. Write only t
question number and correct answer in your answer book.
1 answer
1 answer