Specification points
OCR GCSE Gateway Science Suite - Physics A J249
317 points in 11 topics, with OCR's codes and titles.
Grade boundaries·OCR command words
Codes and titles are read by a script from OCR's published specification and have not been checked by a person. What each point covers is in the specification itself: OCR’s specification.
P1 Matter
- P1.1 The particle model
- PM1.1i Density equation
- P1.1a Development of the atomic model
- P1.1b Nucleus and electrons in the atom
- P1.1c Typical sizes of atoms and molecules
- P1.1d Density
- P1.1e Density and states of matter
- P1.1f Density, mass and volume calculations
- P1.2 Changes of state
- PM1.2i Specific heat capacity equation
- PM1.2ii Specific latent heat equation
- P1.2a Conservation of mass in changes of state
- P1.2b Physical and chemical changes compared
- P1.2c Heating, internal energy and changes of state
- P1.2d Specific heat capacity and specific latent heat
- P1.2e Calculating energy change with specific heat capacity
- P1.2f Calculating energy change with specific latent heat
- P1.3 Pressure
- PM1.3i Pressure and volume of a gas
- PM1.3ii Pressure in a liquid column
- P1.3a Gas molecules, temperature and pressure
- P1.3b Gas temperature and pressure at constant volume
- P1.3c Compressing and expanding gases
- P1.3d Gas volume and pressure at constant temperature
- P1.3e Work done on a gas raising temperature
- P1.3f Model of the atmosphere and atmospheric pressure
- P1.3g Atmospheric pressure and height
- P1.3h Floating and sinking
- P1.3i Liquid pressure and upthrust
- P1.3j Pressure at different depths
P2 Forces
- P2.1 Motion
- PM2.1i Distance, speed and time equation
- PM2.1ii Acceleration equation
- PM2.1iii Equation linking velocity, acceleration and distance
- PM2.1iv Kinetic energy equation
- P2.1a Measuring distance and time
- P2.1b Measuring speed
- P2.1c Ratios and rates in unit conversion
- P2.1d Vectors and scalars in motion
- P2.1e Distance–time and velocity–time graphs
- P2.1f Area under velocity–time graphs
- P2.1g Average speed
- P2.1h Formulae for uniform and accelerated motion
- P2.2 Newton’s laws
- PM2.2i Newton's second law equation
- PM2.2ii Momentum equation
- PM2.2iii Work done equation
- PM2.2iv Power equation
- P2.2a Ways objects interact
- P2.2b Interaction pairs and forces
- P2.2c Forces as vectors
- P2.2d Newton's first law
- P2.2e Vector diagrams, resultant forces and equilibrium
- P2.2f Forces on an isolated object
- P2.2g Free body diagrams and resultant forces
- P2.2h Free body diagrams and balanced forces
- P2.2i Newton's second law calculations
- P2.2j Inertia and inertial mass
- P2.2k Momentum in collisions
- P2.2l Force, mass, velocity and acceleration relationships
- P2.2m Work done and energy transfer
- P2.2n Stored energy and energy transfers
- P2.2o Power as rate of energy transfer
- P2.2p Newton's third law
- P2.2q Circular motion and changing velocity
- P2.3 Forces in action
- PM2.3i Spring force equation
- PM2.3ii Elastic energy of a stretched spring
- PM2.3iii Weight equation
- PM2.3iv Gravitational potential energy equation
- PM2.3v Pressure equation
- PM2.3vi Moment equation
- P2.3a More than one force to deform an object
- P2.3b Elastic and plastic deformation
- P2.3c Force and extension of a spring
- P2.3d Linear and non-linear force–extension
- P2.3e Calculating a spring constant
- P2.3f Work done in stretching
- P2.3g Gravitational fields and mass
- P2.3h Weight and gravitational field strength
- P2.3i Acceleration in free fall
- P2.3j Force, mass and gravitational field strength
- P2.3k Forces causing rotation
- P2.3l Moment of a force
- P2.3m Levers and gears
- P2.3n Fluid pressure acting at right angles to surfaces
- P2.3o Force, pressure and area
P3 Electricity
- P3.1 Static and charge
- PM3.1i Charge flow equation
- P3.1a Positive and negative charge
- P3.1b Static electricity and electrostatic forces
- P3.1c Electron transfer and static electricity
- P3.1d Electric fields and static electricity
- P3.1e Current as flow of charge
- P3.1f Current in a single loop
- P3.1g Charge, current and time
- P3.2 Simple circuits
- PM3.2i Potential difference, current and resistance equation
- PM3.2ii Energy, charge and potential difference equation
- PM3.2iii Electrical power equations
- PM3.2iv Energy, power and time equation
- P3.2a Series and parallel circuits
- P3.2b Circuit diagrams and symbols
- P3.2c Current, resistance and potential difference
- P3.2d Ohm's law and changing resistance
- P3.2e Resistors with constant and changing resistance
- P3.2f Circuits for investigating resistance
- P3.2g Linear and non-linear components
- P3.2h I–V graphs and component properties
- P3.2i Resistors in series and parallel
- P3.2j Calculating currents, p.d.s and resistances
- P3.2k D.C. circuits for measurement and testing
- P3.2l Power transfer in circuit devices
- P3.2m Circuit calculations with power and energy
P4 Magnetism and magnetic fields
- P4.1 Magnets and magnetic fields
- P4.1a Magnetic poles
- P4.1b Permanent and induced magnets
- P4.1c Magnetic field of a magnet
- P4.1d Compasses and Earth's magnetic core
- P4.1e Magnetic field around a current-carrying wire
- P4.1f Field strength, current and distance
- P4.1g Solenoids
- P4.2 Uses of magnetism
- PM4.2i Force on a conductor equation
- PM4.2ii Transformer equation
- P4.2a Force between a magnet and a current
- P4.2b Fleming's left-hand rule
- P4.2c Calculating force on a conductor
- P4.2d Electric motors
- P4.2e Electromagnetic induction
- P4.2f Alternators and dynamos
- P4.2g Transformers and alternating current
- P4.2h Transformer turns ratio
- P4.2i Transformer calculations
- P4.2j Microphones and loudspeakers
P5 Waves in matter
- P5.1 Wave behaviour
- PM5.1i Wave speed equation
- P5.1a Amplitude, wavelength, frequency and period
- P5.1b Wavelength and frequency
- P5.1c Wavelength, frequency and wave velocity
- P5.1d Wave speed calculations
- P5.1e Transverse and longitudinal waves
- P5.1f Sound waves passing between media
- P5.1g Reflection, transmission and absorption at interfaces
- P5.1h Converting between sound and vibrations in solids
- P5.1i Frequency limits and human hearing
- P5.1j Modelling waves with ripples and sound
- P5.1k Evidence that waves, not the medium, travel
- P5.2 The electromagnetic spectrum
- P5.2a Electromagnetic waves as transverse waves
- P5.2b Electromagnetic waves transfer energy
- P5.2c Frequency and wavelength across the spectrum
- P5.2d Groupings of the electromagnetic spectrum
- P5.2e The visible range
- P5.2f Light as an electromagnetic wave
- P5.2g Uses of electromagnetic waves
- P5.2h Hazards of UV, X-rays and gamma rays
- P5.2i Waves for detection and exploration
- P5.2j Radio waves and electrical oscillations
- P5.3 Wave interactions
- P5.3a Absorption, transmission, refraction and reflection by substances
- P5.3b Wave velocity in different substances
- P5.3c Ray diagrams for mirrors and lenses
- P5.3d Drawing ray diagrams
- P5.3e Colour
P6 Radioactivity
- P6.1 Radioactive emissions
- P6.1a Protons, neutrons and nuclear charge
- P6.1b Isotopes and neutron numbers
- P6.1c Nuclear notation for isotopes
- P6.1d Unstable nuclei and radioactive emissions
- P6.1e Emissions and changes to the nucleus
- P6.1f Writing radioactive decay equations
- P6.1g Balancing decay equations
- P6.1h Electron energy levels and radiation
- P6.1i Radiation from changes in atoms and nuclei
- P6.1j Half-life and random decay
- P6.1k Decline after a number of half-lives
- P6.1l Penetration of alpha, beta and gamma
- P6.2 Uses and hazards
- P6.2a Contamination and irradiation
- P6.2b Half-life and hazard
- P6.2c Medical uses of nuclear radiation
- P6.2d Nuclear fission
- P6.2e Nuclear fusion
P7 Energy
- P7.1 Work done
- P7.1a Conservation of energy in closed systems
- P7.1b Changes in energy stores
- P7.1c Energy changes by heating, work and currents
- P7.1d Calculating energy changes in systems
- P7.1e Kinetic, elastic and gravitational energy calculations
- P7.2 Power and efficiency
- PM7.2i Efficiency equation
- P7.2a Energy dissipation
- P7.2b Energy transfer in domestic devices
- P7.2c Power ratings of appliances
- P7.2d Calculating efficiency
- P7.2e Increasing efficiency
- P7.2f Reducing unwanted energy transfer
- P7.2g Building walls and rate of cooling
P8 Global challenges
- P8.1 Physics on the move
- P8.1a Typical everyday speeds
- P8.1b Everyday accelerations
- P8.1c Ratios and rates in unit conversion
- P8.1d Measuring reaction times
- P8.1e Stopping distances and safety
- P8.1f Stopping distance and speed
- P8.1g Dangers of large decelerations
- P8.1h Forces on a public road
- P8.1i Speeds, accelerations and forces in road transport
- P8.2 Powering Earth
- PM8.2i Transformer power equation
- P8.2a Energy resources: renewable and non-renewable
- P8.2b Trends in energy resource use
- P8.2c High-voltage transmission in the national grid
- P8.2d Step-up and step-down transformers
- P8.2e Efficiency of the national grid
- P8.2f Transformers and high-voltage transmission
- P8.2g UK mains supply
- P8.2h Direct and alternating voltage
- P8.2i Live, neutral and earth wires
- P8.2j Dangers of the live wire
- P8.3 Beyond Earth
- P8.3a Red-shift and the expanding universe
- P8.3b Red shift and the Big Bang model
- P8.3c Formation of the Sun and stable stars
- P8.3d Radiation emitted by all bodies
- P8.3e The solar system
- P8.3f Circular orbits and changing velocity
- P8.3g Orbital radius and speed
- P8.3h Temperature and radiation balance
- P8.3i Waves for detection and exploration
P9 Practical skills
5f Working scientifically
- WS1 Working scientifically assessed in written examinations
- WS1.1 Development of scientific thinking
- WS1.1a How scientific methods and theories develop
- WS1.1b Using models in science
- WS1.1c Power and limitations of science
- WS1.1d Ethical issues in science
- WS1.1e Applications of science
- WS1.1f Implications of science for society
- WS1.1g Evidence-based decision making
- WS1.1h Evaluating risks
- WS1.1i Peer review and communicating results
- WS1.2 Experimental skills and strategies
- WS1.2a Developing hypotheses
- WS1.2b Planning experiments
- WS1.2c Choosing techniques and apparatus
- WS1.2d Representative sampling
- WS1.2e Evaluating and improving methods
- WS1.3 Analysis and evaluation
- WS1.3a Presenting observations and data
- WS1.3b Translating data between forms
- WS1.3c Mathematical and statistical analysis
- WS1.3d Distributions of results and uncertainty
- WS1.3e Interpreting observations and data
- WS1.3f Reasoned explanations
- WS1.3g Accuracy, precision, repeatability and reproducibility
- WS1.3h Random and systematic errors
- WS1.3i Communicating investigations and conclusions
- WS1.4 Scientific vocabulary, quantities, units, symbols and nomenclature
- WS1.4a Scientific vocabulary and definitions
- WS1.4b Scientific quantities
- WS1.4c SI units and IUPAC names
- WS1.4d Prefixes and powers of ten
- WS1.4e Converting units
- WS1.4f Significant figures
- WS2 Working scientifically skills demonstrated
- WS2a Carrying out experiments
- WS2b Recording observations and measurements
- WS2c Presenting observations
- WS2d Communicating investigations and conclusions
5g Mathematical skills requirement
- M1 Arithmetic and numerical computation
- M1a Decimal form
- M1b Standard form
- M1c Ratios, fractions and percentages
- M1d Estimating results of calculations
- M2 Handling data
- M2a Significant figures
- M2b Arithmetic means
- M2c Frequency tables, bar charts and histograms
- M2f Mean, mode and median
- M2g Scatter diagrams and correlation
- M2h Order of magnitude calculations
- M3 Algebra
- M3a Mathematical symbols
- M3b Changing the subject of an equation
- M3c Substituting values into equations
- M3d Solving simple equations
- M4 Graphs
- M4a Graphical and numeric forms
- M4b Linear relationships: y = mx + c
- M4c Plotting two variables from data
- M4d Slope and intercept of a linear graph
- M4e Tangents to curves as rates of change
- M4f Area under a curve
- M5 Geometry and trigonometry
- M5a Angles in degrees
- M5b Representing 2-D and 3-D forms
- M5c Areas, surface areas and volumes