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UNIT II: SPORTS IN AIR/WATER
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Specific Objectives
Students should be able to: |
Explanatory notes
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Suggested Practical Activities
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1
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State the conditions for floatation in terms of up thrust and density; |
Achimeds’ principle; the problems of shipping in different types of water; the Plimsol line on boats and ships.
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2
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Identify water safety devices
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Life rafts and jackets, inflatable tubes.
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3
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Discuss the hazards associated with scuba diving; |
Respiratory problems; damage to membrane due to high pressure.
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4
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Discuss the factors affecting the free movement of objects in air and water. |
Resistance to (friction/viscosity), streamlining, speed and direction of wind and water currents on sailing, kite flying, running and cycling. |
Determine the angle at which a projectile must be thrown to obtain maximum range and describe the procedure; construct simple catapults; apply this knowledge to sports involving throwing e.g. javelin, discus.
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Go to Section C: UNIT III: SPORT AND MATERIALS
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integrated science
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