Topics: soil water, Salinity, temperature, pH, Radiation, pollution, Benthic region, marine bacteria, Tundra soils, Salt lakes, extreme aquatic environments, Glaciers

Topics: fundamental quantities, derived quantities, dimension, scalars, vectors, vector representation, unit vectors, vector multiplication, kinematics, displacement, speed, velocity, acceleration, freely falling bodies, projectile motion, horizontal projectile motion, Newton's laws of motion, elastic collision, inelastic collision, friction, circular motion, gravitation, angular speed, angular acceleration, conical pendulum, Banking, free-fall acceleration, gravitational potential energy, satellite motion, velocity escape, Kepler's law, work, energy, power, energy conversion, Kinetic energy, conservative forces, vector moment, mechanical equilibrium, rigid bodies rotation, moment of Inertia, Parallel Axis theorem, Hooke's law, stress, strain, density, fluid mechanics, fluid pressure, Pascal's Principle, Buoyancy principle, Archimedes Principle. fluid dynamics, Bernoulli principle, surface tension, Poiseuille's law, capillarity, Stoke's law, thermal physics, temperature scales, thermometers, Zeroth law of thermodynamics, thermal expansion, thermal stress, heat quantity, Latent heat, heat transfer, conduction, convection, radiation, Gas laws, Kinetic theory of gases, Thermodynamic processes, Adiabatic processes, Isobaric processes, Isochoric processes, Thermal efficiency, Carnot cycle, Refrigerator, Entropy

Topics: pumping energy, power ideal case, Compressible Flow of Gases, Molecular Flow, Non-Newtonian Fluids, Packed Beds, Fluidized Beds, Heat Exchange, Conduction, Convection, Radiation, Heat Transfer Resistances, Unsteady-State Heating, Cooling of Solid Objects, Heat Exchangers, Recuperators, Fluidized Bed Exchangers, Heat Regenerators

Topics: Inorganic Chemistry, atomic structure, quantum theory, electromagnetic radiation, light waves, quantum theory of light, photoelectric effect, Einstein's electromagnetic theory, atomic spectra, Bohr's atomic theory, Bohr's postulates, Bohr's assumptions, Bohr's theory, wave mechanics, Quantum numbers, Schroedinger ideas, electronic configuration, Pauli's exclusion principle, Aufbau process, atomic radius, ionization energy, electron affinity, hydrogen, nitrogen, oxygen, phosphorus, sulphur, chlorine, bromine, iodine, sodium, calcium, aluminum, iron, manganese, copper, zinc, nuclear chemistry, radioactivity, nuclear stability, radioactive decay, radioactive nuclide, carbon-14 dating, nuclear transformation, nuclear reactor, nuclear reaction, nuclear fission, atomic bomb, nuclear fussion, hydrogen bomb

Topics: Meteorology, Weather, Climate, Environment, energy, seasonal temperatures, daily temperatures, Atmospheric Humidity, Condensation, Dew, Fog, Clouds, Cloud Development, Precipitation, Air Pressure, Winds, Air Masses, Air Fronts, Middle-Latitude Cyclones, Weather Forecasting, Thunderstorms, tornadoes, hurricanes, global climate, earth's changing climate, air pollution, Radiant Energy, Radiation, Foggy Weather

Topics: elements, compounds, atomic theory, chemical reaction, atom constituents, chemical symbols, chemical formulae, chemical reactions, chemical equations, electronic configuration, atomic number, mass numbers, nuclear atom, electronic, energy levels, Ion formations, nuclear reactions, radioactivity, nuclear radiations, nuclear fusion, nuclear fission, radioactivity hazards, chemical bonding, electrovalent bonding, Ionic bonding, electrovalent compounds, covalent bonding, covalent compounds, coordinate covalent bonding, dative covalent bonding, metallic bonding, intermolecular bonding, Van der Waal's forces, dipole-dipole attractions, hydrogen bonding, periodic table, periodic law, transition elements, atomic orbital model, principal quantum number, subsidiary quantum number, azimuthal quantum number, magnetic quantum number, spin quantum number, atomic orbital shape, atomic size, ionic radius, ionization energy, electron affinity, electronegativity, mole concept, melting, vaporization, boiling point, evaporation sublimation, heating graphs, cooling graphs, Boyle's law, Charles's law, Avogadro's law, boiling, solid classification, solid properties, molecular solid, metallic solid, Ionic solid, covalent solid, energy changes, heat content, heat of reaction, exothermic reactions, energy level diagrams, standard state, thermochemical equations, entropy, entropy change, free energy, chemical kinetic, rate of a chemical reaction, temperature, gas pressure, catalyst, activation, reaction rate, collision theory, Le Chatelier's principle, Haber process, contact process, salt hydrolysis, buffer solutions, common Ion effect, solubility product, Acid bases, salt, electrolysis, redox reactions, electrolytic conduction, oxidation, reduction, copper purification, electroplating, quantitative hydrolysis, metal corrosion, iron rusting, carbon, carbon allotropes, Diamond graphite, amorphous carbon, combustion reactions, industrial gas chemistry, metals, alloys, chemical industry, heavy chemicals, fine chemicals, fertilizers, plastics, soaps, detergents, pharmaceuticals, Nigerian chemical industry, aromatic compounds, Alicyclic compound, heterocyclic compound, homologous series, functional groups, isomerism, structural isomerism, geometric isomerism, IUPAC Nomenclature of organic compounds, purification methods, distillation, crystallization, chromatography, empirical formula, molecular formular, alkanes, natural gas, petroleum crude oil, benzene, fractional distillation petrol quality, cracking, isomerization, petrochemicals, alkanols, alkanoic acid, alkenoate, fat, oils, amino acid, polymer chemistry, polymerization processes, condensation polymerization, resins, natural polymers, carbohydrates, proteins, synthetic polymers, water pollution

Topics: Fluid Mechanics, Fluid-Flow Phenomena, Equations of Fluid Flow, Flow of Incompressible Fluids, Flow of Compressible Fluids, Flow past immersed bodies, Transportation of fluids, Metering of fluids, Agitation of liquids, mixing of liquids, Heat transfer, heat flow in fluids, Heat transfer to fluids without phase change, Heat transfer to fluids with phase change, Radiation heat transfer, Heat exchange equipment, Evaporation, Equilibrium stage operations, Distillation, multicomponent distillation, Leaching, Extraction, Diffusion, Mass Transfer between Phases, Gas Absorption, Humidification Operations, Drying of Solids, Adsorption, Membrane Separation Processes, Crystallization, Properties of Particulate Solids, Handling of Particulate Solids, Mixing of Particulate Solids, Mechanical Separations