Magnetism
Describe loadstone as a naturally occurring magnet;
State laws of magnetism;
illustrate magnetic poles and fields;
Explain how to care for a magnet.
Sound Energy
Use objects to produce sound by making them vibrate;
Explain the production of sound from a vibrating medium;
Indicate how sound is reflected and identify objects that reflect sound;
Explain how sound is heard by the ear.
Light Energy
Explain the meaning of reflection and refractions;
illustrate apparent depth and explain its danger to swimmers;
Describe how we see things;
Explain the meaning of dispersion and use it to interpret the rainbow.
Pneumatic Machines
Identify hydraulic and pneumatic machines
Name the components of each machine
Explain the principles behind the working of pneumatic devices
State the uses of the machines
Machine Motions
Students should be able to explain the use of levers, linkages, slides and slots to produce linear motion in a mechanical system.
Gears
Identify different types of gears
State the uses of the various types of gears in a mechanical system
Determine gear ratios
Describe the relationship between gear ratio and speed of rotation
State the functions o lubricants in gears
Construct and use gears
Hydraulic Machines
Identify hydraulic and pneumatic machines
Name the components of each machine
Explain the principles behind the working of pneumatic devices
State the uses of the machines
Belt and Chain Drives
Describe belt and chain drives
Explain the principles of belt and chain drives
State the advantages and disadvantaged of belt and chain drive
Metalwork Machines
Identify the various types of metal work machines
State the uses of the machines
Carry out simple operations (cutting and drilling) with the machines
Woodwork Machines
Identify the various types of woodwork machines
State the uses of the machines
Carry out simple operations (cutting and boring) with the machines
plain figures
Identify regular plane figures
Construct regular plane figures of equal areas
Find the area of regular plane figures
Enlarge and reduce plane figures
drawing practice
Define, identify and construct various triangles
Construct inscribed and circumscribed circles to given triangles
Students should be able to define, identify and construct regular and irregular polygons
Geometric Construction
Define, identify, draw and list parts of a circle
Use appropriate instruments to divide a circle into equal parts
Use appropriate instruments to draw a tangent and normal to a given circle and two equal circles
Materials and their common uses
State some common uses of wood
Explain specific uses of ferrous and non-ferrous metals and their alloys
State some common uses of ceramics and glass
State the uses of plastics
First Aid
At the end of the lesson, the student should be able to understand First Aid
Rescue Operations
Explain the meaning of rescue operation
Identify different aspects of rescue operation
Describe the steps involved in each aspect of rescue operation
Thermal Energy
Illustrate that when two bodies are in contact, heat flows from the hot to the cold one
Name the methods of heat transfer
Describe heat conduction and its applications
Describe heat convection and state two of its applications
Explain heat radiation and state two of its applications
kinetic Energy: Types of Energy
State the assumptions of the kinetic theory
Explain the molecular structure of solids, liquids and gases using the kinetic theory
Distinguish between boiling and evaporation using the kinetic theory
State the factors that affect evaporation
Work, Energy and Power
Explain the meaning of work, energy and power
Explain the meanings of potential energy and kinetic energy
Apply the formula power = Work done Time
Identify energy transfers that occur when work is done
Maintenance of Tools and Machines
Explain the meaning of maintenance;
Identify different types of maintenance practices
Explain why tools and machines need regular maintenance;
Maintain and care for workshop tools and machines