SHS 1 Physics
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SCHEME OF WORK
PHYSICAL QUANTITIES
- Basic (Fundamental) Quantities,
- Derived Quantities.
- Dimensional analysis and its uses in Physics.
- Measuring Instruments: metre rule, Vernier caliper, micrometer screw gauge, beam balance, spring balance, stop watches/clocks (digital and analogue), electronic balance, and thermometer.Scalar and vector quantities
VECTORS
- Vector representation.
- Addition and resolution of vectors.
KINEMATICS
- Types of motion: rectilinear, circular, spin/ rotational, oscillatory, random and translational motions.
- Distance, displacement, speed, velocity, acceleration, uniform velocity, instantaneous velocity and average velocity.
- Equations of uniformly accelerated motion
- Motion of free fall due to gravity
- Projectile motion
- Displacement-time graph, velocity-time graph. Plotting of a displacement- time graph.
- Relative velocity.
DYNAMICS
- Newton’s Laws of motion and its applications.
- Inertia. Force.
- Momentum. Impulse of a force.
- Conservation of linear, momentum. Elastic and inelastic collisions.
FORCES
- Types of forces: -contact forces -field forces, Friction, Laws of friction Coefficient of static and dynamic friction.
- Viscosity. Forces acting on a body falling through a fluid Terminal velocity, Upthrust, Archimedes principle and Law of floatation.
- Density and Relative density
- Resolutions of forces, Turning effect of forces. Principle of moments. Couple and Torque
PRESSURE
- Pressure, Pressure in fluids. Atmospheric pressure, Simple barometer, Manometer.
- Transmission of pressure in fluids. Pascal’s principle,
- Hydraulic press, Hydraulic brakes on vehicles.
- Applications of atmospheric pressure: siphon, water pumps, syringes.
- Effect of pressure on volume of a gas.
- Effect of pressure on volume of a gas.
ENERGY
- Forms of energy: Potential Energy, Kinetic Energy, Heat Energy, Light Energy, Electrical Energy, Nuclear Energy, Solar Energy.
- Conversion and conservation of energy.
- Law of conservation of Energy.
- Renewable and Non Renewable energy sources, Harnessing energy from renewable energy sources Global warming: Greenhouse effect.
- Work and Power.
CIRCULAR MOTION
- Angular displacement, angular velocity and angular acceleration.
- Centripetal force. Centripetal acceleration.
- Applications of circular motion: banking of roads, centrifuge, conical pendulum, negotiating a bend.
GRAVITATION
- Gravitational field.
- Gravitational field strength.
- Newton’s Universal law of gravitation.
- Natural and artificial Satellites. Parking orbit, geostationary satellites and period of revolution of a satellite.
- Gravitational potential.
- Escape Velocity.
OSCILLATORY MOTION
- Oscillatory motion. Simple Harmonic Motion (SHM): simple pendulum, loaded spiral spring, loaded test tube in a water, bifilar suspension, and cantilever.
- Experiments on simple harmonic motion.
- Velocity, acceleration and energy of a body exhibiting simple harmonic motion.
- Graphical representation of simple harmonic motion.
PROPERTIES OF MATTER AND DEFORMATION OF SOLIDS
- Properties of matter: cohesive and adhesive forces, surface tension, capillary action. Deformation: Elastic deformation.
- Plastic deformation. Types of forces: Tensile, compressive, shear and bulk force
- Hooke’s law, Elastic limit, Yield point, Young’s modulus, Shear’s modulus, Bulk’s modulus.
Course Features
- Lectures 72
- Quizzes 6
- Skill level SHS 1
- Language English
- Students 279
- Assessments Yes
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PHYSICAL QUANTITIES
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VECTORS
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KINEMATICS
Interpretation of motion and velocity.
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MOTION UNDER GRAVITY
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FORCES
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MOMENT OF A FORCE
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DYNAMICS
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FRICTION
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MACHINES
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GRAVITATION
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WORK, ENERGY, AND POWER
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DENSITY
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PROPERTIES OF MATTER
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PRESSURE
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SOLVABLE QUESTIONS
