Heat and Temperature (Temperature scales). Gas Laws and general gas equations. Thermal conductivity. first law of thermodynamics (heat, work, internal energy, reversibility). Thermodynamic processes (Adiabatic, Isothermal, Isobaric). Second law of thermodynamics (heat engines and entropy). Zero's law of thermodynamics. Kinetic Theory of gases. Molecular collision and mean free path. Elasticity (Hooke's law, Young's, Shear, and Bulk Moduli). Hydrostatics (pressure,Buoyancy, Archimedes' principle). Bernoulli's equation, and incompressible fluid flow. Surface tension (adhesion, Cohesion, Viscosity, Capillary, drops and bubbles).