Grade 12 Geography Study Kit

CAPE WINELANDS EDUCATION DISTRICT


GEOGRAPHY PAPER 1
CLIMATE & WEATHER AND GEOMORPHOLOGY




PASS YOUR
GEOGRAPHY AS
EAZY AS ... PIE
Adapted & compiled by: Hyran Gillio
Acknowledgements: Glenn Samaai

, CLIMATE & WE

30° TIP:
60°
Air behind front is cold


You must be able to:
• Recognise/Identify a cold, wa
front, wind direction, cloud c
cloud types and stages of fo
4 & 5)
Air behind front is
• Name the general direction o
give a reason for it (source 8
• Define a cold and warm fron
• Describe where & why it form
& 3)
• State/Describe changes in w
cold front (source 6)
• Draw a labelled cross-section
and occlusion front ( source
• State/Describe the impact of
(source 7)
• Suggest strategies to reduce
class notes)
8. • GENERAL DIRECTION OF MOVEMENT: west to east

• REASON: driven by westerly winds therefore moves eastwards

, TIP:



You must be able to:
• Recognise/Identify a tropic
the stages of formation (so
• Name the general directio
and give a reason for it (so
• Name/Describe the genera
(source 1)
• State/Describe where & wh
(sources 2 and 3)
• State/Describe changes in
the storm approaches and
over (source 4)
• State/Describe the impact
• Suggest strategies to redu
(source 7)
• State/Describe how it is na
• Explain why wind speeds d
increase (ask you teacher)
8. • GENERAL DIRECTION OF MOVEMENT: east to west

• REASON: driven by easterly winds therefore moves westwards

, 3.
1.
TIP:



You must be able to:
• Recognise/Identify the 3 high
maps (source 1 & 2)
WINTER
• Name the 3 high-pressure ce
the weather of South Africa
• Define an inversion and ridg
• Recognise/Identify ridging of
2. Ridging of on a synoptic map (source 2
isobars
• Identify the season (winter) b
South presence of the Kalahari high
Atlantic High NE (source 1)
• Describe the seasonal movem
Kalahari high and give a rea
Kalahari High is replaced by
summer because the land is
• Name/Describe the general c
4. • INVERSION – a layer of air in the atmosphere in which temperature high-pressure cell (source 3)
increases with height preventing air below it from rising (see source 1). • Name/Describe how these 3
The inversion is lower than the escarpment in winter due to the strong cells influence the weather (s
sinking air of the Kalahari high. In summer, the land heats up and a heat • Describe & Explain how the h
low-pressure forms where the Kalahari high is, which makes the inversion along the escarpm
inversion rise higher than the escarpment (see source 1). winter and summer (source 1

• RIDGING – outward extension/bulging of isobars away from the high-
pressure centre (see source 2).