Class notes
Grade 9 Geography summary notes
This summary with some examples covers climatology, weather, climate, mapwork, geomorphology, ecology, economic geography, population geography, regional geography
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GEOGRAPHY NOTE BOOKLET GRADE 9Name of learner: _________________________________________
Teacher: ___________________________________
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Geography notes grade 9 revised curriculum
,Authors note:
Good day. Thank you for opting to use my material for your teaching process, I hope it will help
you as much to yield good results at the end of each term and year.
Please note that this note booklet is prepared according to the author’s knowledge capacity and
therefore may not be a 100% to everyone. I therefore apologize for the inconveniences this
might cause, and I advise that you edit the where necessary as to your preferences and
knowledge to suit your teaching and learners appropriately. Please feel free to contact the
author if you wish to correct the content in this note booklet, your suggestions and amendments
will openly be considered.
If you have any queries, please feel free and don’t hesitate to contact the author on the contact
details provided below. I am open to positive comments, compliments and corrections for
improvement and to build a developmental teaching relationship among us. Negative remarks
and personal attacks will however not be entertained, lets learn to be positive and improve our
teaching as a collective unit. Team work is only way to elevate.
I wish you well in your teachings!
Thank you!
Christof Mbango
+264 817760851
cembango@gmail.com
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Geography notes grade 9 revised curriculum
, THEME 1: CLIMATOLOGY
1.1 WEATHER
Climatology: The study of weather and climate.
Weather: The conditions of the atmosphere at a particular place over a short period of time.
Climate: The conditions of the atmosphere at a particular place over a long period of time.
Weather elements, instruments, measurement units and how to take measurements and
readings.
Weather Measuring Measurement measurements and readings
element instrument unit
Temperature Minimum and Read off measurements directly
Maximum °C underneath the metal index.
Thermometer
Rainfall Rain Gauge Take readings from the side of gauge
mm (millimeters) where the water level is horizontal with
measurement readings.
Wind Wind vane, Compass Measures the direction in which wind
direction Wind sock directions is blowing from. Wind vane points into
direction from which the wind is
blowing from.
Wind speed Cup Knots Take readings off a dial below the cups.
anemometer The faster the cups rotate, the faster the
wind is blowing or speed.
Humidity Wet and dry Take readings where mercury ends on
bulb % both wet and dry bulb thermometer.
thermometer, Unit in °C, but use a hygrometer table
Hygrometer to convert to %.
Sunshine Sunshine Hours per day Sunrays focused on piece of paper
recorder marked hours of the day through a
glass ball. Focused rays burn a line
which shows the hours of sunshine. If a
cloud covers the sun, there will not be
rays to burn a line. You then count the
number of hours the rays have burned.
Air pressure Aneroid Mbar (Millibars), Take readings of a dial in the aneroid
barometer, hPa barometer which indicates the amount
Barograph (hectopascals) of pressure in air by contraction and
expansion of the cylindrical drum of
the barometer. Whereas as the
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Geography notes grade 9 revised curriculum
, barograph has a pen attached to the
barometer which writes the changes in
pressure of the air on a graph.
Cloud cover observation Octas, %, quarters You observe with your eyes the amount
of clouds that are occurring in the sky.
Measurements range from clear sky
with no clouds to overcast with whole
sky covered by clouds from horizon to
horizon.
WEATHER INSTRUMENTS
RAIN GUAGE BAROMETER MINIMUM AND MAXIMUM
THERMOMETER
CUP ANNEMOMETER WIND VANE
STEVENSON SCREEN SUNSHINE RECORDER WIND SOCK
Placement of weather Instruments:
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Geography notes grade 9 revised curriculum
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