Summary

• Description:

  The PDF document comprises Grade 6 Rationalized Science and Technology Strand 3 Force and Energy Notes.

  It is a comprehensive set of Grade 6 Science and Technology learner notes aligned with the Competency Based Curriculum (CBC). The notes focus on Strand 3: Force and Energy and help learners understand how energy and simple machines influence everyday activities. The content explains scientific concepts using clear explanations, real-life Kenyan examples, diagrams, investigations and summaries that make learning practical and relatable.

  • Level: Grade 6
  • Subject: Rationalized Science and Technology
  • Strand Covered: Strand 3 – Force and Energy
  • Curriculum: Competency Based Curriculum (CBC)
  • Format: Structured explanations, diagrams, investigations, examples and summaries

  It covers the following strands and substrands:

  • Strand 3.0: Force and Energy
    • Sub-Strand 3.1: Light
      • Meaning of light as a form of energy
      • Sources of light such as the sun, bulbs, torches, fire and candles
      • How light travels in straight lines
      • Light rays and simple demonstrations using torches
      • Movement of light through materials
      • Transparent materials and examples such as clear glass and water
      • Translucent materials that allow partial light passage
      • Opaque materials that block light
      • Reflection of light and how light bounces off surfaces
      • Plane mirrors and characteristics of images formed in mirrors
      • Formation of shadows and conditions required for shadow formation
      • Factors affecting shadow size such as distance and light position
      • Eclipses including solar eclipse and lunar eclipse
      • Formation of rainbows when sunlight passes through raindrops
      • Colours of the rainbow and their natural occurrence after rainfall
      • Applications of light in homes, schools and technology
      • Importance of light in vision, plant growth, solar energy and communication
      • Safety precautions when working with light and mirrors
    • Sub-Strand 3.2: Levers as Simple Machines
      • Meaning of simple machines and their role in reducing effort
      • Definition of a lever as a rigid bar that rotates around a fixed point
      • Main parts of a lever: fulcrum, effort and load
      • How levers make work easier by reducing effort or changing direction of force
      • Classes of levers including first-class, second-class and third-class levers
      • Examples of first-class levers such as scissors, pliers and see-saws
      • Examples of second-class levers such as wheelbarrows and bottle openers
      • Examples of third-class levers such as tweezers, fishing rods and the human arm
      • Identification of levers used at home, school, farms and workplaces
      • Demonstrations showing how levers work using simple tools
      • Applications of levers in agriculture, construction and household tasks
      • Importance of levers in reducing labour and improving efficiency
      • Safety precautions when using tools that function as levers
    • Sub-Strand 3.3: Slopes as Simple Machines
      • Meaning of slopes or inclined planes
      • How slopes reduce effort when moving heavy loads
      • Understanding slopes as surfaces set at an angle
      • Types of slopes including gentle slopes and steep slopes
      • Common uses of slopes in everyday life
      • Ramps used for loading goods and assisting mobility
      • Staircases that help people move between different levels
      • Roads on hills designed with slopes to make driving easier and safer
      • Ladders used in construction, painting and farming
      • Sloped roofs that allow rainwater to flow easily
      • Wedges as moving slopes used in tools like knives and axes
      • Applications of slopes in agriculture, transport and construction
      • Importance of slopes in reducing effort, improving safety and increasing efficiency
      • Safety precautions when using ramps, ladders and inclined surfaces
      • Environmental and community importance of slopes such as accessibility and safe road design

  These notes help learners understand how energy and simple machines operate in everyday life. The content connects scientific concepts with real-life applications such as lighting homes, using farm tools, moving heavy loads and building infrastructure.

• File Size:

  1.30 MB
• Length:

  31 pages
• Category:

  Lesson Notes
• Level:

  Grade 6
• Subject:

  SCIENCE AND TECHNOLOGY
• Posted By:

  Caleb_Peter

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