THE EARTH AND THE SOLAR SYSTEM.

Composition of the Solar System.
The origin of the solar system.
Other heavenly bodies.
The origin and size of the earth.

By the end of the lesson, the learner should be able to:



Give the meaning of solar system.
Describe the composition of solar system.
Explain theories put forward to explain the origin of the earth.

Exposition of facts related to the heavenly bodies, planets and other celestial bodies.

Exposition of new concepts;
Brief description.

Chart: the solar system & their relative sizes.
student book

KLB BK I
Pg 7
KLB BK I
Pg 7-8

THE EARTH AND THE SOLAR SYSTEM.

The shape of the earth.
The rotation of the earth on its axis.
Local time.
Time zones and the International Date Line.

By the end of the lesson, the learner should be able to:
Outline proofs that the earth is spherical.

Brief discussion & illustrations.

Chart: mathematical data for planet earth.
The globe.
The globe

KLB BK I
Pg 13-15

THE EARTH AND THE SOLAR SYSTEM.
WEATHER

The revolution of the earth round the sun.
Eclipses.
The structure of the earth.
Definition and elements of weather. Temperature.
Humidity & Precipitation.
Rainfall.

By the end of the lesson, the learner should be able to:
Describe effects of revolution of the earth round the sun.



Define the term weather.
List down the elements of weather.

Define the term temperature.
Outline factors affecting air temperature.

Exposition & detailed discussion on revolutionary movement of the earth.


Brain storming;

Brief discussion.

student book
Charts-
Solar eclipse,
Annular solar eclipse,
Lunar eclipse.
Model of the internal earth structure.
student book
local environment

KLB BK I
Pg 19
Pg 24-25

WEATHER

Clouds.
Atmospheric pressure & winds.
Weather station.

By the end of the lesson, the learner should be able to:
Identify types of clouds.

Exposition and explanations;
Drawing illustrative diagrams.

school enviroment
illustrative diagram
weather station

KLB BK I
Pg 31-32

WEATHER

Measuring temperature.
Measuring rainfall.
Measuring atmospheric pressure.
Wind direction and intensity.
The atmosphere.
Weather forecasting.
Factors influencing weather.

By the end of the lesson, the learner should be able to:
Identify thermometric liquids used in thermometers.
Calculate mean daily temperature and diurnal range of temperature given maximum and minimum daily temperatures.

Identify instruments used to determine wnd direction and intensity.

Oral questions.


Problem solving.
Oral questions;
Drawing a wind vane and a wind sock;
Brief discussion.

Six?s Maximum & minimum thermometers.
Rainfall charts.
diagram
wind vane & wind sock
student book

KLB BK I
Pg 34-36
KLB BK I
Pg 39

WEATHER
STATISTICAL METHODS.

Fieldwork on weather.
Meaning and significance of statistics. Types, nature and sources of statistical data.

By the end of the lesson, the learner should be able to:
Observe and record various weather conditions.

Fieldwork:
Making observations;
Collecting data;
Conducting interviews;
Taking photographs.

camera
illustrative chart

KLB BK I
Pg 46-47

STATISTICAL METHODS.

Collecting statistical data. -Questionnares.
Collecting statistical data. -Interviews and observations.
Collecting statistical data. -Other methods
Recording data.
Statistical data analysis.
Measures of central tendency and measures of dispersion.

By the end of the lesson, the learner should be able to:
Identify types of questionnaires.
State advantages and disadvantages of using questionnaires.

Describe methods and techniques of recording statistical data.

Probing questions & explanations.


Probing questions, discussion.

Sample questionnaires.
Grid square for sampling.
charts
data
calculator

KLB BK I
Pg 50-51
KLB BK I
Pg 55-57

STATISTICAL METHODS.

Statistical data presentation in tables.
Simple line graph.
Simple bar graph.
Combined line graph and bar graph. (polygraph)

By the end of the lesson, the learner should be able to:
Present statistical data in tabular form.

Merits & demerits of using statistical tables.

Give examples of statistical data in tabular form; e.g. rainfall of a place.
Oral questions & brief discussion.

data
chart
Graph papers.

KLB BK I
Pg 61

STATISTICAL METHODS.
MAPS AND MAP WORK
MAPS AND MAP WORK

Simple wind rose.
Maps, plans and pictures.
Sketch maps.
Atlas maps.
Topographic maps.
Uses of maps.

By the end of the lesson, the learner should be able to:
State merits & demerits of using a wind rose.
Construct and make use of a simple wind rose.
Give examples of atlas maps.
Interpret atlas maps.

Brief discussion.
Group activity (Assignment): construction of a simple wind rose.
Oral questions, brief discussion.

diagram
maps, pictures.
maps
Atlases.
Topographic maps.

KLB BK I
Pg 64-65
KLB BK I
Pg 69

MAPS AND MAP WORK

Marginal information on a map.
Map scales.
Measuring distances on maps.

By the end of the lesson, the learner should be able to:
Identify and use marginal information on maps.

Guided activities: Identifying marginal information.

Topographical maps.
Topographical maps, pair of dividers, thread.

KLB BK I
Pg 71-72

MAPS AND MAP WORK
FIELDWORK

Calculation of area on maps.
Definition of field work, types and importance of fieldwork.
Fieldwork procedure.
Hypothesis.
Reconnaissance.
Preparations before fieldwork.

By the end of the lesson, the learner should be able to:
Calculate area on a map.
Describe fieldwork procedure.

Guided practical activities involving area.

Brain storming;
Probing questions on steps followed during fieldwork.
Detailed discussion.

Topographical maps.
local environment
local environment
chart
student book

KLB BK I
Pg 79-80
KLB BK I
Pg 83-84

FIELDWORK

Methods data of collection.
Problems likely to be encountered in the field during fieldwork.

By the end of the lesson, the learner should be able to:
Outline various methods of data collection.
Identify specific methods for given types of field study.
State merits & demerits of each method.

Q/A to review methods of data collection;

Brief discussion.

Necessary equipment.
local environment

KLB BK I
Pg 87

FIELDWORK
MINERALS AND ROCKS

Actual field study.
Interpretation of data collected.
Characteristics of minerals.
Igneous rocks.
Sedimentary rocks.

By the end of the lesson, the learner should be able to:
Conduct a field study.



List down characteristics of minerals.

Identify the problem and objectives;
Prepare for the study;
Visit the area of study;
Gather data using suitable methods.




Q/A: list down examples of minerals.
Brief discussion of their general characteristics.

Questionnaires,
Cameras, labels, etc.
graphs
local environment, chart
rocks
local environment

KLB BK I
Pg 88-92
KLB BK I
Pg 94-96

MINERALS AND ROCKS

Formation of sedimentary rocks.
Metamorphic rocks.
Distribution of rocks in Kenya.
Significance of rocks and minerals.

By the end of the lesson, the learner should be able to:
Describe formation of sedimentary rocks.

local environment
Chart: match original and metamorphic rocks.
map

KLB BK I
Pg 100-2

MINERALS AND ROCKS
MINING

Fieldwork on rocks.
Occurrence of rocks.
Exploitation of minerals.
Methods of mining.
Methods of mining. (ontd)

By the end of the lesson, the learner should be able to:
Carry out a fieldwork study on rocks.
Explain factors affecting exploitation of minerals.

Collect, examine and classify rocks.
Answer related problems.
Probing questions & brief discussion.

local environment, map
student book
local environment
pictures

KLB BK I
Pg 109-110
KLB BK I
Pg 111-2

MINING

Types of minerals.
Distribution of minerals in East Africa.
Significance of minerals in Kenya.

By the end of the lesson, the learner should be able to:
Give examples of metallic, non-metallic and energy minerals.

Brief discussion.

student book
Map of East Africa showing distribution of minerals.

KLB BK I
Pg 116

MINING

Problems of mining in Kenya.
Effects of mining on the environment.
Trona on Lake Magadi.
Diamond in South Africa.
Gold in South Africa.

By the end of the lesson, the learner should be able to:
Identify problems facing mining industry in Kenya.
Describe the occurrence, exploitation and processing of trona on Lake Magadi.

Q/A & brief discussion.
Exposition & descriptive approaches.

Assignment.

local environment
Kenyan map
global map, student book

KLB BK I
Pg 118
KLB BK I
Pg 120

MINING

Petroleum in the Middle East. -Iraq & Iran
Petroleum in the Middle East. -Kuwait & Saudi Arabia.
Problems facing petroleum industry.

By the end of the lesson, the learner should be able to:
Describe oil distribution and exploitation of petroleum in the middle East.

Exposition & descriptive approaches.

Assignment.

global map, student book

KLB BK I
Pg 125