GCSE Physics

Unit 1 GCSE Physics

Infrared Radiation – electromagnetic waves, absorb, emit, infra red, PIR

Kinetic Theory – states of matter, solids, liquids, gases

Energy Transfer by heating – Conduction, Convection, Evaporation, Condensation

Rate of Thermal Energy Transfer – temperature difference, shape, dimensions, mass, type of material

Heating and Insulating Buildings – U-values,  specific heat capacity, solar panels

The Efficient Use of Energy-  pay-back time, Sankey diagrams

Energy Transfers & Efficiency – conservation of energy, efficiency calculations

Transferring Electrical Energy - calculating the cost of electricity, joules, watts, kilowatts, kilowatt-hours, total cost

Generating Electricity- Renewable & Nonrenewable Energy, power stations, fossil fuels, coal, oil , gas, nuclear, biomass, biofuels, water, wind, solar, geothermal, hydroelectric, solar cells

The National Grid – P=VI, step-up & step-down transformers

General Properties of Waves – wave equation, longitudinal waves, transverse waves, electromagnetic waves, mechanical waves, water, sound, light, reflection refraction, diffraction, frequency, wavelength, amplitude

Communication – radio waves, microwaves, infra red, visible light, sound waves, pitch, echoes, normal

Reflection – normal, angle of incidence, angle of reflection

Sound – longitudinal, pitch, frequency, amplitude and echoes

Red Shift – big bang, wavelength, frequency, cosmic microwave background radiation, galaxies, Doppler effect

Unit 2 GCSE Physics

The Effects of Forces – resultant force and motion

Forces & Elasticity – Hooke’s law, spring constant, elastic potential energy

Forces & Motion – F=ma, distance-time graphs, velocity-time graphs, velocity, acceleration

Forces & Braking – friction, stopping distance, thinking distance, breaking distance

Forces & Terminal Velocity – air resistance, weight, mass , gravitational field strength

Forces & Energy – work done, energy, power, gravitational potential energy, kinetic energy

Momentum – conservation of momentum

Electrical Circuits – circuit symbols, Ohm’s law, potential difference, current & resistance.

Non-Ohmic Devices – filament lamp, LED, LDR, diode, V-I graphs, current and potential difference in series and parallel circuits.

Household Electricity – cells, batteries, alternating current, direct current, 3 three pin plug, circuit breaker, fuse.

Current, Charge & Power – joules, coulombs, amps, volts, watts.

Atomic Structure – proton, neutron, electron, isotope, atomic number, mass number

Atoms & Radiation – background radiation, alpha, beta, gamma radiation, ionising power

Nuclear Fission – chain reaction, fission

Nuclear Fusion – fusion, stars, star life cycle

Unit 3 GCSE Physics

X-rays – photographic film, charge coupled devices, absorbed, electromagnetic wave, bone fractures

Ultrasound – reflection, prenatal scanning, medical applications

Lenses - refraction, convex lens, concave, lens, principle focus, focal length, refractive index, real image, virtual image, diverging lenses, converging lenses, magnification, ray diagram

The Eye- retina, lens, cornea, pupil, iris, ciliary muscles, suspensory ligaments, long sighted, short sighted, magnifying glass, camera, power, dioptres, converging lens, diverging lens

Other applications using light – total internal reflection, critical angle, refractive index, optical fibres, endoscope, laser, eye surgery

Centre of Mass – stability

Moments – force, perpendicular distance, anticlockwise moments, clockwise moments, levers force multipliers

Hydraulics – pressure, force, area, hydraulic jacks, hydraulic arms, hydraulic car brakes

The Bernoulli Effect – pressure, fluid, speed of flow, aerofoil, aeroplanes, spoilers, spinning ball, lift, down force

The Pendulum – time period, frequency, playground swing

Circular Motion – constant speed, accelerate, velocity, change in direction, centripetal force, mass, speed, radius

The Motor Effect – current, magnetic field, electromagnets, cranes, circuit breakers, loudspeakers, electric bell, relay, Fleming’s left hand rule, electric motor

Electromagnetic Induction – conductor, magnetic field, induces potential difference

Transformers - ac, alternating current, step up transformer, step down transformer, primary coil, secondary coil, iron core

Switch Mode Transformers – high frequency, mobile phone chargers, 50 kHz to 200 kHz

Experimental Skills

Results Tables