Form 4 Physics – Thin Lenses

  • Course Objectives
  • Course Instructor

Course Objectives for Kenya Form 4 Physics:

1. How to select and use appropriate instruments to carry out measurements in the physical environment.
2. Develop capacity for critical thinking in solving problems in any situation
3. How to use the knowledge acquired to discover and explain the order of the physical environment
4. Contribute to the technological and industrial development of the nation
5. How to apply the principles of physics and acquired skills to construct appropriate scientific devices from the available resources
6. In Kenya Form 4 Physics you will learn to appreciate and explain the role of physics in promoting health in society
7. Observe general safety precautions in all aspects of life
8. How to use the acquired knowledge in the conservation and management of the environment
9. Acquire and demonstrate a sense of honesty and high integrity in all aspects of physics and life in general
10. Acquire positive attitude towards physics
11. Acquire adequate knowledge in physics for further education and/or training.

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Darasa Online Moses Irungu

Mr. Moses Irungu

Mr. Moses Irungu is a former physics teacher at Loreto Limuru Girls High School and currently a deputy principal of St Augustine. He has taught KCSE physics for the last 15 years. He is also a Microsoft Innovative Educator Expert(MIEE) and MIE Trainer with Microsoft. He holds BED(sc) from Kenyatta University.

Course Content

Types of Lenses and Terms Used
Ray Diagrams – Introduction
Images Formed – Ray Construction
Ray Diagrams – Object at 2F
Ray Diagrams – Object at F
Ray Diagrams – Object between 2F and F
Ray Diagrams – Object between F and O
Ray Diagrams – Object beyond 2F
Accommodation
Location of an Image in a Concave Lens
Images Formed – Characteristics [Coming Soon]
Images Formed – Magnification
Human Eye
Human Eye – Vision Defects (Short sightedness)
Human Eye – Vision Defects (Long sightedness)
Optical Devices – Simple Microscope
Optical Devices – Compound Microscope
Optical Devices – The Camera