Scientific Bases of Physical Activity
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Subject: Physical Education Health Elective
Class: SHS 2
Term: 2nd Term
Week: 5
Grade code: 2.2.3.LI.2
Strand code: 2
Sub-strand code: 3
Content standard code: 2.2.3.CS.1
Indicator code: 2.2.3.LI.2
Theme: Physical Education
Subtheme: Scientific Bases of Physical Activity
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This lesson introduces the fundamental biomechanical principles that govern all human movement. Biomechanics is the science of how our bodies move, applying the laws of physics to understand performance and prevent injury. For a Ghanaian learner, understanding these principles is not just for sports like football or athletics; it's crucial for everyday activities like farming, carrying loads, and even traditional dancing. By learning to apply these principles, students can move more efficiently, improve their performance in any physical activity, and reduce their risk of strains and sprains in all aspects of life.
This section provides the core knowledge for the lesson. It should be delivered using a mix of direct instruction, questioning, and simple demonstrations. A. What is Biomechanics?
Biomechanics is simply the science of movement. It combines: Bio (short for Biology) - the study of living things, in our case, the human body (bones, muscles, joints). Mechanics (a branch of Physics) - the study of forces and their effect on objects.
So, Biomechanics is the study of the forces that act on the human body and the effects these forces produce. In P.E., we use it to understand *how* to move better, stronger, and more safely. B. Key Biomechanical Principles Principle 1: Balance and Stability
Balance is the ability to control your body's position, whether you are stationary (static balance) or moving (dynamic balance). Stability is the resistance to being unbalanced.