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DYING AND BLEACHING

SS 2 THIRD TERM

WEEK

TOPIC/CONTENT

ACTIVITIES

1-2

EXHIBITION OF SECOND TERM WORK;-

Promotion of art works.

Need for consciousness of the work in school.


Need for exhibition of the previous term’s work. Propagation of the students’ work through exhibition. The teacher guides the students to arrange the works for exhibition by show-casing their works.

3-4

SPLASH DESIGN

Need for enriching the students knowledge of tie and dye. Use of foam and brush to splash the design/dye.



Demonstrate for the students to see. Students join hands with the teacher to produce a sample of the splash design. Ask questions where not clear. Clean up the work area. Hang the work in the studio.

5

INTRODUCTION TO BLEACHING

Need for knowledge in reverse way of pattern making through bleaching.

Need materials such as jik, parozone.


Explain how bleaching is carried out. Allow the students to ask questions where not clear. Let a student narrate the processes involved in bleaching and dyeing process.

6-8

BLEACHING PROCESS.

Need to acquire knowledge in bleaching process.



Demonstrate for the students to see. Engage the students in practical work. Students come to school with colored materials/cloths. Produce some designs through bleaching with jik/parozone.

9-10

FOLDING AND BLEACHING

Need for combining folding with bleaching to form design in textile.




Demonstrate for the students to see. Fold the cloth and tie very well. Prepare diluted bleach in a plastic basin. Dip the folded cloth inside. Allow to stay for between 15 and 20 minutes. Wash the cloth thoroughly, then loose to reveal the pattern.

11-12

EXHIBITION OF THE WORKS PRODUCED.

Need for the propagation of the trade (dyeing and bleaching) in the school and beyond.



Teacher guides the students to form shelves for exhibition of the students’ works. Invite the school authority and the students to witness and watch the work produced by the students during the term.

13

REVISION & EXAMINATION




ELECTRICAL INSTALLATION AND MAINTENANCE WORK

SS 2 FIRST TERM

WEEK

TOPIC/CONTENT

ACTIVITIES

1

ELECTRICAL WORKSHOP

  1. Types of workshop

  2. Arrangement of tools and accessories in electrical workshop




Teacher: Explain the rules to follow in building electrical workshop. Display equipment and materials in the workshop

Students: Observe displayed equipment and material.

Instructional material: diagram of electrical workshop. Electrical tools.


2

ELECTRICAL TOOLS

Types of tools



  • Hand tools

  • Machine tools

Uses of electrical tools


Teacher: Explain different types of tools. Explain their usage. Identify the stated tools by their names

Students: Observe displayed equipment and material

Instructional material: Hammer, cutter, pliers


3

HANDLING OF ELECTRICAL TOOLS

  • Position of an individual in handling the tool, example handsaw.

  • Position – at an angle.

Teacher: pick one of the tools, example, hacksaw and stand at an angle to the table with vice and cut a pipe.

Students: Participate in the cutting of pipe on a table vice

Instruction material: Handsaw, table vice, aluminium pipe.


4

MAINTENANCE OF ELECTRICAL TOOLS

  • Type of maintenance

  • Steps taken in maintaining the selected tools i.e. by cleaning and greasing the iron parts

Teacher: Explain some of the steps to be taken in maintaining the electrical tools i.e. cleaning, greasing.

Students: Clean and apply grease to lubricate the iron parts of the tools.

Instructional Material: pliers, petrol, towel and lubricating agent.


5

INSULATOR

  • Definition of insulator

  • Types of Insulator

  • Uses




Teacher: Display some insulating materials to students.

Students: request define insulator and mention where it is applicable.

Instructional materials: rubber, paper, glass, ceramics


6

CONDUCTOR

  • Definition of conductor

  • Types of conductor

  • Usage

Teacher: Display some conductors.

Students: define conductor and mention types and where applicable

Instructional Materials: cooper, aluminium


7

ELECTRICAL ACCESSORIES

  • Definition of accessories

  • Identification of accessories

  • What it is made of.

Teacher: Display some accessories. Define the accessories.

Students: identify some of the accessories. Identify the major parts.

Instructional materials: ceiling rose, lamp holder.


8

TYPES OF ACCESSORIES

  • How to identify accessories

  • IEE regulation on accessories




Teacher: Identification of major parts of the accessories by name. IEE regulation

Students: Identify some of the accessories by their names

Instructional materials: Lamp holder, switch, junction box.


9

INTRODUCTION TO CABLE

  • Definition of cable

  • Major parts of cable

  • Definition of flexible cord

  • Types of flexible cord.

Teacher: define cable. Display cable. Identify the major parts of a cable.

Students: Identification of cables based on their names.

Instructional materials: PVC cable etc


10

ARMOURED CABLE

  • Definition of armoured cable

  • Types of armoured cable

  • Its application and IEE

Teacher: define cable. Display armoured cable. State different types of armoured cable.

Students: Observe the displayed armoured cable

Instructional material: Mics. Cable


11

INSTALLATION OF ARMOURED CABLE

AND IEE REGULATION




Teacher: identify the sizes of armoured cable. Strengthen the armoured cable.

Students: observe and later participate in the practice.



12

REVISION




13 -14

EXAMINATION




ELECTRICAL INSTALLATION AND MAINTENANCE WORK

SS 2 SECOND TERM

WEEK

TOPIC/CONTENT

ACTIVITIES

1

INTRODUCTION TO JOINT.

  • Definition of joint

  • Explain termination of conduction.




Teacher: explain procedure for joining and termination cable.

Students: Mention Procedure for terminating.

Instructional material: aluminium conductor.


2

TYPES OF JOINTS

  • Married joints

  • T-joint

  • Britania joint

Teacher: Display the married joint specimen, t joint specimen, britianal joint specimen to the students

Students: identify the different joints by their names.

Instructional material: aluminium conductor, pliers, cutter.


3

PRACTICAL CLASS ON JOINTING


Teacher: explain the steps to take in carrying out the practical. Cut the aluminium conductors into sizes.

Students: follow the steps given by the teacher.

Instructional material: aluminium conductor


4

TERMINATION 1

Three points of light connected in parallel



Teacher: sketch the diagram on the board. Adhere to IEE termination in regulation.

Students: adhere to the sketched diagram and put the design to practice on their board with the aid of the following accessories; 3 lampholder, switch, pvc cable, clip board.



5

TERMINATION II

Two points of light connected in series.




Teacher: sketch the diagram on the board.

Students: identify the components or accessories to be used. Design the project on their board using the diagram.

Instructional materials: 2 lamp holders, joint, switch, cable.


6

INTRODUCTION TO ILLUMINATION

  • Definition of illumination

  • Definition of illumination technology

  • E = 1/u2

  • E = 1/u2 co˂0




Teacher: display different types of bulb. Explain the difference between darkness and light. Explain luminous flux with unit. Explain luminous intensity with unit.

Students: observe the displayed object. Ask questions where necessary.

Instructional material: students’ classroom


7

OVER HEAD INSTALLATION

  • Types of accessories for over head installation; conductor and insulator.

Teacher: explain over head installation. Display some accessories both in conductor and insulator material.

Students: observe the displayed objects. Ask questions where necessary.

Instructional material; aluminium conductor in ceramic insulators


8

UNDERGROUND INSTALLATION

  • Types of accessories for underground installation. Conductor and insulator.




Teacher: explain underground installation. Display some accessories both on conducting material and insulating material.

Students: observe the displayed objects.

Instructional material: armoured cable, cable lines


9

ADVANTAGES AND DISADVANTAGES OF UNDERGROUND AND OVERHEAD INSTALLATION


Teacher: state some of the advantages and disadvantages of overhead and underground installation. Display some unit on overhead and underground installation.

Students: observe the displayed charts.

Instructional material: armoured cable, cable lugs, aluminium conductors, ceramic insulators.


10

REVISION



11-12

EXAMINATION



ELECTRICAL INSTALLATION AND MAINTENANCE WORK

SS 2 THIRD TERM

WEEK

TOPIC/CONTENT

ACTIVITIES

1

INTRODUCTION TO TESTING

  • Definition of testing

  • Steps taken in carrying out testing




Teacher: explain and give reasons for testing and inspection of domestic installation.

Students: observe the displayed instrument.

Instructional material: magger, charts.


2

TYPES OF TESTING

  • State the types

  • Sequence of testing

Teacher: state the types of test. State the sequence of test e.g. polarity.

Students: observe photocopies of completion and inspection certificates.

Instructional material: photocopies of complete installation.


3

POLARITY TEST




Teacher: Display the instruments required. Demonstrate their uses.

Students: observe the displayed instruments

Instructional material: megger, chart, testing lamp


4

PRACTICAL CLASS ON POLARITY

  • Demonstrate the test

  • Sketch the diagram

Teacher: demonstrate by using board and follow the sketched diagram.

Students: observe the demonstration. Carry out the test.



5

INSULATION RESISTANCE TEST

  • Explain insulation resistance test.

  • Identify the steps taken in carrying out installation resistance.

Teacher: Display the instrument required. Demonstrate their uses.

Students: observe the displayed instruments.

Instructional material: megger.


6

PRACTICAL CLASS ON INSULATION RESISTANCE TEST.


Teacher: Display the instruments required. Demonstrate by using board and follow the sketch diagram.

Students: observe the demonstration. Carry out the test.



7

EARTH CONTINUITY TEST

  • Explain earth continuity conductor.

  • Steps taken in carrying out earth continuity test

Teacher: Display the instruments required. Demonstrate its uses.

Students: observe the instrument displayed.



8

PRACTICAL ON EARTH CONTINUITY TEST

  • Demonstrate the test

  • Sketch the diagram




Teacher: Demonstrate by using board and follow the sketch diagram.

Students: observe the demonstration. Carry out the test.




9

VISUAL INSPECTION TEST

  • Explain visual inspection

  • Steps taken in carrying out visual inspection

Teacher: Explain what a visual test is. With the aid of a sketch diagram. Engage the students to participate

Students: participate in carrying out visual inspection.



10

STATUTORY REGULATION

  • Explain statutory regulation

  • Guide the students on how to use IEE regulation handbook.

Teacher: Explain statutory regulation according to IEE regulation. Display some of the guide

Students: observe the displayed guide.



11

REVISION



12-13

EXAMINATION



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