Mechanics, Density, Base units, Scalar and Vector quantity, Momentum, Impulse, Newton's laws, Moment, Pressure, Work, Energy, Renewable resources, Non renewable resources, Heat, Temperature, types of themometer, Boyle's law, Charle's law, Thermal process, Conduction, Convection, Radiation, Evaporation, Longitudinal Waves, Transverse waves, Echo, Laws of reflection, Refraction, Critical angle, Snells law.

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