The Lower Secondary Physics course introduces 100 digital, interactive lessons that cover the majority of material for Physics at the Lower Secondary level. Multimedia presentations show experiments as yet unseen in the classroom. Films encourage students to discover how physics is present all around them and not only in the classroom or laboratory. The enthusiastic and intuitive yet objective view of the world by which the course encourages young people to observe their surroundings both promotes creative thinking and makes physics an easy and enjoyable subject to learn.
Here you can view and try out our state-of-the-art, fully interactive demo lessons specially designed for today's mobile-oriented education. See how our content can enhance and complement modern teaching.
\n \n \n \n force,\n \n \n \n \n \n energy,\n \n \n \n \n \n Motion,\n \n \n \n \n \n vector,\n \n \n \n \n \n scalar,\n \n \n \n \n \n mass,\n \n \n \n \n \n velocity,\n \n \n \n \n \n equilibrium,\n \n \n \n \n \n Voltage,\n \n \n \n \n \n temperature,\n \n \n \n \n \n newton,\n \n \n \n \n \n weight,\n \n \n \n \n \n law,\n \n \n \n \n \n quantities,\n \n \n \n \n \n wave,\n \n \n \n \n \n current,\n \n \n \n \n \n power,\n \n \n \n \n \n speed,\n \n \n \n \n \n acceleration,\n \n \n \n \n \n waves,\n \n \n \n \n \n light,\n \n \n \n \n \n transfer,\n \n \n \n \n \n field,\n \n \n \n \n \n distance,\n \n \n \n \n \n heat,\n \n \n \n \n \n electric,\n \n \n \n \n \n gas,\n \n \n \n \n \n resistance,\n \n \n \n \n \n potential,\n \n \n \n \n \n magnetic,\n \n \n \n \n \n Kinetic,\n \n \n \n \n \n sound,\n \n \n \n \n \n resultant,\n \n \n \n \n \n elastic,\n \n \n \n \n \n conductor,\n \n \n \n \n \n coil,\n \n \n \n \n \n gravity,\n \n \n \n \n \n pressure,\n \n \n \n \n \n free,\n \n \n \n \n \n magnitude,\n \n \n \n \n \n balance,\n \n \n \n \n \n conservation,\n \n \n \n \n \n work,\n \n \n \n \n \n friction,\n \n \n \n \n \n Joule,\n \n \n \n \n \n electrical,\n \n \n \n \n \n electromagnetic,\n \n \n \n \n \n Kelvin,\n \n \n \n \n \n reflection,\n \n \n \n \n \n area,\n \n \n \n \n \n internal,\n \n \n \n \n \n time,\n \n \n \n \n \n variable,\n \n \n \n \n \n graph,\n \n \n \n \n \n uniformly,\n \n \n \n \n \n virtual,\n \n \n \n \n \n displacement,\n \n \n \n \n \n mechanical,\n \n \n \n \n \n space,\n \n \n \n \n \n radiation,\n \n \n \n \n \n Celsius,\n \n \n \n \n \n volume,\n \n \n \n \n \n nuclear,\n \n \n \n \n \n charge,\n \n \n \n \n \n strength,\n \n \n \n \n \n movement,\n \n \n \n \n \n Wavelength,\n \n \n \n \n \n interference,\n \n \n \n \n \n diode,\n \n \n \n \n \n earth,\n \n \n \n \n \n measure,\n \n \n \n \n \n proton,\n \n \n \n \n \n electron,\n \n \n \n \n \n fall,\n \n \n \n \n \n accelerate,\n \n \n \n \n \n Decelerate,\n \n \n \n \n \n ampere,\n \n \n \n \n \n oscillation,\n \n \n \n \n \n reaction,\n \n \n \n \n \n moment,\n \n \n \n \n \n scale,\n \n \n \n \n \n thermometer,\n \n \n \n \n \n thermal,\n \n \n \n \n \n real,\n \n \n \n \n \n image,\n \n \n \n \n \n principle,\n \n \n \n \n \n Archimedes,\n \n \n \n \n \n second,\n \n \n \n \n \n angle,\n \n \n \n \n \n amplitude,\n \n \n \n \n \n propagation,\n \n \n \n \n \n medium,\n \n \n \n \n \n effect,\n \n \n \n \n \n application,\n \n \n \n \n \n static,\n \n \n \n \n \n frequency,\n \n \n \n \n \n satellite,\n \n \n \n \n \n voltmeter,\n \n \n \n \n \n radioactive,\n \n \n \n \n \n isotope,\n \n \n \n \n \n microwave,\n \n \n \n \n \n combustion,\n \n \n \n \n \n compression,\n \n \n \n \n \n load,\n \n \n \n \n \n Pascal,\n \n \n \n \n \n diffraction,\n \n \n \n \n \n liquid,\n \n \n \n \n \n Density,\n \n \n \n \n \n efficiency,\n \n \n \n \n \n circuit,\n \n \n \n \n \n location,\n \n \n \n \n \n neutron,\n \n \n \n \n \n electromagnets,\n \n \n \n \n \n solenoid,\n \n \n \n \n \n air,\n \n \n \n \n \n atom,\n \n \n \n \n \n weightlessness,\n \n \n \n \n \n flow,\n \n \n \n \n \n resonance,\n \n \n \n \n \n third,\n \n \n \n \n \n cool,\n \n \n \n \n \n expansion,\n \n \n \n \n \n mirror,\n \n \n \n \n \n spherical,\n \n \n \n \n \n focus,\n \n \n \n \n \n focal,\n \n \n \n \n \n buoyant,\n \n \n \n \n \n collision,\n \n \n \n \n \n momentum,\n \n \n \n \n \n inelastic,\n \n \n \n \n \n optical,\n \n \n \n \n \n eye,\n \n \n \n \n \n threats,\n \n \n \n \n \n television,\n \n \n \n \n \n system,\n \n \n \n \n \n forces,\n \n \n \n \n \n critical,\n \n \n \n \n \n ferromagnetic,\n \n \n \n \n \n Eddy,\n \n \n \n \n \n transformer,\n \n \n \n \n \n matter,\n \n \n \n \n \n hole,\n \n \n \n \n \n source,\n \n \n \n \n \n emission,\n \n \n \n \n \n Umbra,\n \n \n \n \n \n penumbra,\n \n \n \n \n \n star,\n \n \n \n \n \n galaxy,\n \n \n \n \n \n universe,\n \n \n \n \n \n fusion,\n \n \n \n \n \n plate,\n \n \n \n \n \n first,\n \n \n \n \n \n inertia,\n \n \n \n \n \n ear,\n \n \n \n \n \n standing,\n \n \n \n \n \n solid,\n \n \n \n \n \n engine,\n \n \n \n \n \n renewable,\n \n \n \n \n \n pump,\n \n \n \n \n \n insulator,\n \n \n \n \n \n braking,\n \n \n \n \n \n rolling,\n \n \n \n \n \n spring,\n \n \n \n \n \n measurement,\n \n \n \n \n \n Hook,\n \n \n \n \n \n parallel,\n \n \n \n \n \n household,\n \n \n \n \n \n conductors,\n \n \n \n \n \n motor,\n \n \n \n \n \n conversion,\n \n \n \n \n \n period,\n \n \n \n \n \n phase,\n \n \n \n \n \n point,\n \n \n \n \n \n lens,\n \n \n \n \n \n Solar,\n \n \n \n \n \n gamma,\n \n \n \n \n \n contact,\n \n \n \n \n \n induction,\n \n \n \n \n \n radius,\n \n \n \n \n \n transformation,\n \n \n \n \n \n structure,\n \n \n \n \n \n series,\n \n \n \n \n \n particle,\n \n \n \n \n \n string,\n \n \n \n \n \n alternating,\n \n \n \n \n \n average,\n \n \n \n \n \n slit,\n \n \n \n \n \n Diffraction and interference,\n \n \n \n \n \n gases,\n \n \n \n \n \n thermistor,\n \n \n \n \n \n direct,\n \n \n \n \n \n flight,\n \n \n \n \n \n escape,\n \n \n \n \n \n rocket,\n \n \n \n \n \n trajectory,\n \n \n \n \n \n cell,\n \n \n \n \n \n refraction,\n \n \n \n \n \n fission,\n \n \n \n \n \n Lunar,\n \n \n \n \n \n drag,\n \n \n \n \n \n defect,\n \n \n \n \n noise,\n \n \n \n protect,\n \n \n \n intensity,\n \n \n \n loudness,\n \n \n \n decibel,\n \n \n \n amplification,\n \n \n \n amplify,\n \n \n \n Sound intensity,\n \n \n \n boiling,\n \n \n \n evaporation,\n \n \n \n condensation,\n \n \n \n vaporisation,\n \n \n \n Evaporation and condensation,\n \n \n \n clock,\n \n \n \n damped,\n \n \n \n forced,\n \n \n \n roll,\n \n \n \n walk,\n \n \n \n action,\n \n \n \n The force of reaction,\n \n \n \n Levers,\n \n \n \n lever,\n \n \n \n pulley,\n \n \n \n tackle,\n \n \n \n pulleys,\n \n \n \n Levers and pulleys,\n \n \n \n thermal expansion,\n \n \n \n Mirrors,\n \n \n \n concave,\n \n \n \n convex,\n \n \n \n Spherical mirrors,\n \n \n \n sink,\n \n \n \n balloons,\n \n \n \n submarine,\n \n \n \n bodies,\n \n \n \n immersion,\n \n \n \n floating,\n \n \n \n Floating bodies,\n \n \n \n camera,\n \n \n \n glass,\n \n \n \n binoculars,\n \n \n \n photographic,\n \n \n \n instrument,\n \n \n \n microscope,\n \n \n \n telescope,\n \n \n \n instruments,\n \n \n \n magnifying,\n \n \n \n visual,\n \n \n \n refracting,\n \n \n \n reflecting,\n \n \n \n Optical instruments,\n \n \n \n plane,\n \n \n \n transverse,\n \n \n \n longitudinal,\n \n \n \n Mechanical waves,\n \n \n \n colours,\n \n \n \n colour,\n \n \n \n mixing,\n \n \n \n perception,\n \n \n \n cones,\n \n \n \n blindness,\n \n \n \n Purkinje,\n \n \n \n electricity,\n \n \n \n photocopier,\n \n \n \n lighting,\n \n \n \n spark,\n \n \n \n discharge,\n \n \n \n poses,\n \n \n \n Application of static electricity and the threats it poses,\n \n \n \n not,\n \n \n \n nor,\n \n \n \n logic,\n \n \n \n logical,\n \n \n \n gate,\n \n \n \n NAND,\n \n \n \n flip-flop,\n \n \n \n gates,\n \n \n \n Logic gates,\n \n \n \n am,\n \n \n \n telephone,\n \n \n \n navigation,\n \n \n \n communication,\n \n \n \n GPS,\n \n \n \n fm,\n \n \n \n coding,\n \n \n \n modulation,\n \n \n \n Application of waves for communication,\n \n \n \n secondary,\n \n \n \n primary,\n \n \n \n ratio,\n \n \n \n flux,\n \n \n \n rms,\n \n \n \n toroid,\n \n \n \n smoke,\n \n \n \n dating,\n \n \n \n rock,\n \n \n \n therapy,\n \n \n \n sterilisation,\n \n \n \n radioactivity,\n \n \n \n tracer,\n \n \n \n radiocarbon,\n \n \n \n defectoscopy,\n \n \n \n Application of radioactivity,\n \n \n \n kitchen,\n \n \n \n phone,\n \n \n \n mobile,\n \n \n \n ozone,\n \n \n \n greenhouse,\n \n \n \n related,\n \n \n \n ionising,\n \n \n \n Threats related to electromagnetic waves,\n \n \n \n cost,\n \n \n \n meter,\n \n \n \n counter,\n \n \n \n methods,\n \n \n \n saving,\n \n \n \n Electric energy and methods of energy saving,\n \n \n \n beam,\n \n \n \n laser,\n \n \n \n photons,\n \n \n \n monochromaticity,\n \n \n \n divergence,\n \n \n \n coherence,\n \n \n \n conduction,\n \n \n \n convection,\n \n \n \n Thermal transfer,\n \n \n \n ray,\n \n \n \n reflector,\n \n \n \n Reflection of light,\n \n \n \n sun,\n \n \n \n planets,\n \n \n \n galaxies,\n \n \n \n Buoyant force,\n \n \n \n chamber,\n \n \n \n hydrogen,\n \n \n \n pellet,\n \n \n \n atomic,\n \n \n \n thermonuclear,\n \n \n \n controlled,\n \n \n \n Nuclear fusion,\n \n \n \n capacitor,\n \n \n \n capacitance,\n \n \n \n capacitors,\n \n \n \n rectilinear,\n \n \n \n scanner,\n \n \n \n Ultrasound,\n \n \n \n echolocation,\n \n \n \n audibility,\n \n \n \n infrasound,\n \n \n \n Infrasound and ultrasound,\n \n \n \n echo,\n \n \n \n supersonic,\n \n \n \n reverberation,\n \n \n \n code,\n \n \n \n systems,\n \n \n \n signal,\n \n \n \n decoding,\n \n \n \n morse,\n \n \n \n analogue,\n \n \n \n digital,\n \n \n \n encoding,\n \n \n \n Digital systems,\n \n \n \n pattern,\n \n \n \n gap,\n \n \n \n edge,\n \n \n \n bending,\n \n \n \n Diffraction and interference of mechanical waves,\n \n \n \n thrust,\n \n \n \n Hydraulic,\n \n \n \n hydrostatic,\n \n \n \n Pascal principle,\n \n \n \n Pressure of a liquid,\n \n \n \n ventilation,\n \n \n \n economy,\n \n \n \n recovery,\n \n \n \n Efficiency and economy,\n \n \n \n semiconductor,\n \n \n \n junction,\n \n \n \n n-type,\n \n \n \n p-type,\n \n \n \n p-n,\n \n \n \n n-p,\n \n \n \n seismic,\n \n \n \n tsunami,\n \n \n \n seismograph,\n \n \n \n Seismic waves,\n \n \n \n LED,\n \n \n \n resistor,\n \n \n \n bias,\n \n \n \n LDR,\n \n \n \n colour depended,\n \n \n \n Light and current,\n \n \n \n magnet,\n \n \n \n magnetic field,\n \n \n \n magnetisation,\n \n \n \n diamagnetic,\n \n \n \n paramagnetic,\n \n \n \n Force measurement,\n \n \n \n stable,\n \n \n \n unstable,\n \n \n \n topple,\n \n \n \n ammeter,\n \n \n \n fuse,\n \n \n \n Current in a household,\n \n \n \n tv,\n \n \n \n tube,\n \n \n \n Oscilloscope,\n \n \n \n CRT,\n \n \n \n Lorentz,\n \n \n \n cathode,\n \n \n \n CRT and an oscilloscope,\n \n \n \n simple,\n \n \n \n station,\n \n \n \n machines,\n \n \n \n kinetic energy,\n \n \n \n pendulum,\n \n \n \n oscillations,\n \n \n \n converging,\n \n \n \n diverging,\n \n \n \n A lens,\n \n \n \n Force and acceleration,\n \n \n \n planet,\n \n \n \n comet,\n \n \n \n The solar system,\n \n \n \n Meteoroid,\n \n \n \n Kepler,\n \n \n \n planetoid,\n \n \n \n radio,\n \n \n \n range,\n \n \n \n ranges,\n \n \n \n infrared,\n \n \n \n ultraviolet,\n \n \n \n x-ray,\n \n \n \n The ranges of electromagnetic waves,\n \n \n \n attraction,\n \n \n \n objects,\n \n \n \n charging,\n \n \n \n Charging objects,\n \n \n \n circular,\n \n \n \n curvilinear,\n \n \n \n projectile,\n \n \n \n Curvilinear motion,\n \n \n \n device,\n \n \n \n Work and power of current,\n \n \n \n potential energy,\n \n \n \n mutual,\n \n \n \n self-induction,\n \n \n \n Electromagnetic induction,\n \n \n \n red,\n \n \n \n black,\n \n \n \n white,\n \n \n \n diagram,\n \n \n \n stars,\n \n \n \n constellation,\n \n \n \n giant,\n \n \n \n H-R,\n \n \n \n dwarves,\n \n \n \n supernova,\n \n \n \n pulsar,\n \n \n \n evolution,\n \n \n \n The structure and the evolution of stars,\n \n \n \n gravitation,\n \n \n \n centrifugal,\n \n \n \n beta,\n \n \n \n alpha,\n \n \n \n Nuclear radiation,\n \n \n \n Electromagnetic force,\n \n \n \n graphs,\n \n \n \n Graphs of motion,\n \n \n \n big,\n \n \n \n bang,\n \n \n \n models,\n \n \n \n Hubble,\n \n \n \n cosmology,\n \n \n \n cosmological,\n \n \n \n CMB,\n \n \n \n The Universe,\n \n \n \n wire,\n \n \n \n electric current,\n \n \n \n pipe,\n \n \n \n silence,\n \n \n \n harmonic,\n \n \n \n beats,\n \n \n \n Interference of sound waves,\n \n \n \n generator,\n \n \n \n dynamo,\n \n \n \n Alternating current and a generator,\n \n \n \n Molecules,\n \n \n \n Fahrenheit,\n \n \n \n thermoscope,\n \n \n \n position,\n \n \n \n Displacement,\n \n \n \n distance and velocity,\n \n \n \n arm,\n \n \n \n Spanner,\n \n \n \n torque,\n \n \n \n see-saw,\n \n \n \n The moment of a force,\n \n \n \n insulators,\n \n \n \n Conductors and insulators,\n \n \n \n electroscope,\n \n \n \n freezing,\n \n \n \n melting,\n \n \n \n Melting and freezing,\n \n \n \n accelerating motion,\n \n \n \n accelerating,\n \n \n \n waterfall,\n \n \n \n windmill,\n \n \n \n instantaneous,\n \n \n \n horsepower,\n \n \n \n meanwork,\n \n \n \n Expansion of gases,\n \n \n \n probability,\n \n \n \n isotopes,\n \n \n \n decay,\n \n \n \n half-life,\n \n \n \n Decay law,\n \n \n \n atmosphere,\n \n \n \n altitude,\n \n \n \n Air pressure,\n \n \n \n levels,\n \n \n \n Spectrum,\n \n \n \n Bohr,\n \n \n \n Structure of an atom,\n \n \n \n specific,\n \n \n \n Specific heat,\n \n \n \n bulb,\n \n \n \n resistors,\n \n \n \n non-linear,\n \n \n \n nonlinear,\n \n \n \n Variable resistors and nonlinear resistors,\n \n \n \n units,\n \n \n \n AC,\n \n \n \n DC,\n \n \n \n rectifier,\n \n \n \n supply,\n \n \n \n rectifiers,\n \n \n \n Power supply units and rectifiers,\n \n \n \n flights,\n \n \n \n Space flights,\n \n \n \n Ohm,\n \n \n \n ohm's,\n \n \n \n Ohm's Law,\n \n \n \n cable,\n \n \n \n fibre,\n \n \n \n Refraction of light,\n \n \n \n optic,\n \n \n \n photo,\n \n \n \n characteristic,\n \n \n \n base,\n \n \n \n switch,\n \n \n \n transistor,\n \n \n \n collector,\n \n \n \n emitter,\n \n \n \n amplifying,\n \n \n \n absorption,\n \n \n \n incidence,\n \n \n \n dispersion,\n \n \n \n Reflection and refraction of waves,\n \n \n \n brush,\n \n \n \n frame,\n \n \n \n electric motor,\n \n \n \n commutator,\n \n \n \n plastic,\n \n \n \n Diffusion,\n \n \n \n properties,\n \n \n \n tension,\n \n \n \n meniscus,\n \n \n \n wetting,\n \n \n \n Properties of matter,\n \n \n \n addition,\n \n \n \n perpendicular,\n \n \n \n Addition of forces,\n \n \n \n refrigerator,\n \n \n \n sources,\n \n \n \n Sources of heat,\n \n \n \n engineering,\n \n \n \n conventional,\n \n \n \n nuclear energy,\n \n \n \n reactor,\n \n \n \n cuboids,\n \n \n \n state,\n \n \n \n ideal,\n \n \n \n laws,\n \n \n \n isobaric,\n \n \n \n adiabatic,\n \n \n \n isochoric,\n \n \n \n isothermal,\n \n \n \n Gas laws,\n \n \n \n new,\n \n \n \n quarter,\n \n \n \n full,\n \n \n \n moon,\n \n \n \n tides,\n \n \n \n The Moon,\n \n \n \n conversions,\n \n \n \n Energy conversions,\n \n \n \n eclipses,\n \n \n \n eclipse,\n \n \n \n total,\n \n \n \n partial,\n \n \n \n annular,\n \n \n \n Kirchhoff,\n \n \n \n Direct current circuit,\n \n \n \n free fall,\n \n \n \n glasses,\n \n \n \n accommodation,\n \n \n \n pupil,\n \n \n \n sight,\n \n \n \n retina,\n \n \n \n The eye,\n \n \n \n Doppler,\n \n \n \n Doppler effect,\n \n \n \n solids,\n \n \n \n symbol,\n \n \n \n oxygen,\n \n \n \n carbon,\n \n \n \n nitrogen,\n \n \n \n liquids,\n \n \n \n crystal,\n \n \n \n monocrystal,\n \n \n \n polycrystal,\n \n \n \n allotropy,\n \n \n \n amorphous,\n \n \n \n Gases,\n \n \n \n liquids and solids,\n \n \n \n information,\n \n \n \n Electromagnetic waves,\n \n \n \n satellites,\n \n \n \n geostationary,\n \n \n \n orbital,\n \n \n \n music,\n \n \n \n sing,\n \n \n \n sounds,\n \n \n \n wind,\n \n \n \n pitch,\n \n \n \n tuning,\n \n \n \n timbre,\n \n \n \n Sounds in music,\n \n \n \n capacity,\n \n \n \n cells,\n \n \n \n electrode,\n \n \n \n batteries,\n \n \n \n battery,\n \n \n \n Cells and batteries,\n \n \n \n accumulator,\n \n \n \n electrolyte,\n \n \n \n high,\n \n \n \n transmission,\n \n \n \n Transfer of electrical energy,\n \n \n \n bomb,\n \n \n \n chain,\n \n \n \n nuclear fission,\n \n \n \n binding,\n \n \n \n shape,\n \n \n \n factor,\n \n \n \n Air resistance\n \n \n
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