OCR A level Physics: Ideal Gas is a part of the Module 5: Newtonian World and Astrophysics. All presentations come with worked examples, solutions and homeworks.

OCR AS level Physics presentations for module 3: Materials. All presentations come with worked examples, solutions and homeworks. This covers topics from Hooke’s Law to Young Modulus.

OCR AS level Physics presentations for module 4: Waves 2 All presentations come with worked examples, solutions and homeworks. This covers topics from Superposition of Waves to Harmonics with different boundary conditions.

OCR A level Physics: Thermal Physics apart of the Module 5: Newtonian World and Astrophysics. All presentations come with worked examples, solutions and homeworks.

OCR AS level Physics presentations for module 3: Materials. All presentations come with worked examples, solutions and homeworks. This covers topics from Newton’s laws to conservation of momentum in two dimensions.

OCR AS level Physics presentations for module 4: Waves 1 All presentations come with worked examples, solutions and homeworks. This covers topics from wave properties to Snell’s law and total internal reflection.

OCR AS level Physics presentations for module 3: Forces in Action. All presentations come with worked examples, solutions and homeworks. This covers topics from weight as a force to Archimedes’ principle.

OCR A level Physics: Oscillations and Simple Harmonic Motion is a part of the Module 5: Newtonian World and Astrophysics. All presentations come with worked examples, solutions and homeworks.

OCR AS level Physics presentations for module 4: Energy, Power, and Resistance. All presentations come with worked examples, solutions and homeworks. This covers topics from Kirchhoff’s laws to potential dividers and sensing circuits.

OCR AS level Physics presentations for module 4: Quantum Physics. All presentations are full lesson PowerPoints with worked examples and homeworks with complete worked answers. The Photon Model Energy of a single photon Converting from electron-volts to Joules. Frequency of the electromagnetic spectrum Determining Plank’s constant with LEDs Threshold potential difference difference Photoelectric Effect Threshold frequency Producing photoelectrons Kinetic energy of photoelectrons Linking frequency and wavelength The electromagnetic spectrum, frequency and energy. Einstein’s Photoelectric Equation The photoelectric equation Work function and Kinetic Energy Determining work function from a graph Determining threshold frequency from a from graphical analysis. Determining Plank’s constant from graphical analysis. Wave Particle Duality deBroglie wavelength equation Diffraction of electrons and protons Comparing wavelengths of particles with different masses Kinetic energy and wavelength

OCR AS level Physics presentations for module 3: Work, Energy and Power. All presentations come with worked examples, solutions and homeworks. This covers topics from conservation of energy to derivations for kinetic energy.

OCR AS level Physics presentations for module 4: Energy, Power, and Resistance. All presentations come with worked examples, solutions and homeworks. This covers topics from circuit symbols to paying for electricity. All circuit symbols required for OCR A level physics Polarity of cells and batteries Electron flow and conventional current Calculating the base SI units for volts Comparing potential difference and electromotive force (emf). Circuit diagrams for measuring potential difference and emf. Calculating energy dissipated in a circuit. The structure of an electron gun. The electron gun in the history of science (J.J. Thomson). Rearranging equations to equate kinetic energy and work done. Accelerating potential differences Comparing the protons and electrons accelerated in a potential difference Definition of an ohm. Temperature and resistance for metallic conductors (wires) The ohm in base SI units I against V graphs and resistance I-V Characteristics curves for ohmic components I-V Characteristics curves for non-ohmic components Circuit diagrams used to measure I and V. Describing I-V Characteristics curves Polarity of diodes Conventional current and diodes Plotting I-V curves for diodes Describing I-V curves for diodes Factors affecting resistance Calculating resistivity Resistivity and temperature Experimentally determining resistivity Using a graph to calculate resistivity Thermistor uses Thermistors with negative temperature coefficients Plotting I-V curves for thermistors Creating an experiment to test thermistors. Materials and uses of LDRs Creating an experiment to understand LDRs LDRs relationship with light intensity Converting time to hours Using different units for electrical energy Converting from J to kW hr Calculating the cost of using different electrical appliances.

OCR A level Physics: Thermal Physics apart of the Module 5: Newtonian World and Astrophysics. All presentations come with worked examples, solutions and homeworks.

OCR A level Physics: Chapter 19 Stars is apart of the Module 5: Newtonian world and Astrophysics. All presentations come with worked examples, solutions and homeworks. 19.1 Objects in the Universe 19.2 Life Cycles of Stars 19.3 Hertzsprung-Russell Diagram 19.4 Energy Levels in Atoms 19.5 Spectra 19.6 Analysing Starlight 19.7 Stellar Luminosity The size of astronomical objects: Universe, Galaxies, Solar systems, Stars, Planets, Planetary satellites, Comets, Artificial planetary satellites Comparing planets and comets The birth of stars Stars in equilibrium during the main sequence Calculating mass in kg from solar mass Life cycle of stars with a mass between 0.5 and 10 solar masses Life cycle of stars with a mass above 10 solar masses Pauli exclusion principle and electron degeneracy pressure Red giants and white dwarfs The Chandrasekhar limit Red supergiants to black holes and neutron stars Stellar nucleosynthesis Definition of luminosity Usual axis choice of a HR diagram. Identifying the positions of the main sequence, white dwarfs, red giants, and red supergiants. Description of how stellar evolution is shown in a Hertzsprung-Russell diagram Atoms have different electron arrangements Ground state energy Bound electron states being negative Converting between joules and electronvolts Calculating the change of energy between energy states Calculating a photon’s frequency and wavelength The electromagnetic spectrum and wavelengths Definition of spectroscopy Electrons and energy levels Continuous spectra Emission spectra from gases Absorption spectra from gases Electromagnetic interference Double slit experiment Path and phase difference Diffraction grating The grating equation Lines per millimeter to grating spacing Maximum order, n Maximum number of maxima The electromagnetic spectrum, frequency/wavelength, and temperature Black body radiation Wein’s displacements law Stefan’s law (Stefan-Boltzmann law)

OCR A level Physics: Chapter 25 Radioactivity is apart of the Module 6: Particle and Medical Physics All presentations come with worked examples, solutions and homeworks. 25.1 Radioactivity 25.2 Nuclear decay equations 25.3 Half-life and Activity 25.4 Radioactive Decay Calculations 25.5 Modelling Radioactive Decay 25.6 Radioactive Dating Types of ionising radiation (alpha, beta-plus/beta-minus, gamma) Penetration power and ionising power Detecting radiation with a Geiger (GM tube) counter Background radiation and correct count rates Electric and magnetic fields affect ionising radiation Cloud chambers Typical speeds of radiation produced form nuclear decays Conservation rules for nuclear decays Nuclear notation Alpha decays Beta-minus and beat-plus decays Gamma decays Decay chains The reason why radioactive decays are considered random and spontaneous Rolling dice being a good analogue for radioactive decays Definition of half-life Determining half-life from a graph. Calculating half-life from a table of data. Activity of a sample in Bq The decay constant derivation Decay constant and half-life Using exponentials to calculate activity and number of nuclei present Solving Differential Equations (beyond A-level Physics course) Iterative Method Selecting appropriate time intervals Comparing answers from the iterative method and exact solution. State what isotopes of carbon are used in carbon dating. Explain how carbon dating works. Calculate the age of objects with carbon dating.

OCR A level Physics: Chapter 20 Cosmology (Big Bang) is apart of the Module 5: Newtonian world and Astrophysics. All presentations come with worked examples, solutions and homeworks. 20.1 Astronomical Distances 20.2 The Doppler Effect 20.3 Hubble’s Law 20.4 The Big-bang Theory 20.5 Evolution of the Universe Astronomical distances: light-years, parsec, astronomical unit Astronomical angles - degree, arcminute, arcsecond Parallax Angle The definition of the Doppler effect Changes in pitch of sound waves due to relative motion Absorption spectra and electron energy levels Red-shift and blue-shift absorption spectra The Doppler equation The condition for velocity for the Doppler equation The Cosmological Principle Hubble’s Observations Hubble’s Law Hubble’s constant and the gradient of a graph Converting between km s-1 Mpc-1 into s-1 The expanding Universe model. Georges Lemaître’s Theory Evidence for the Big Bang Model Hubble’s Law (expanding Universe) Microwave Background Radiation Source of the Microwave Background Radiation Hubble’s constant and the age of the Universe The evolution of the Universe from the Big-bang to 13.7 billion years later The composition of the Universe Experimental evidence for dark matter Experimental evidence for dark energy

OCR A level Physics: Gravitational Fields is apart of the Module 5: Newtonian world and Astrophysics. All presentations come with worked examples, solutions and homeworks. 18.1 Gravitational Fields 18.2 Newton’s law of gravitation 18.3 Gravitational field strength for a point mass 18.4 Kepler’s laws 18.5 Satellites 18.6 Gravitational potential 18.7 Gravitational potential energy The terms: eccentricity, aphelion, perihelion, astronomical unit Kepler’s First Law Kepler’s Second Law Kepler’s Third Law Graphs of T^2 against r^3 to determine the gradient (constant of proportionality, k). Equating (4π)^2/𝐺𝑀 to the gradient (constant of proportionality, k) Key features of geostationary and low polar orbit satellites Conditions for stable orbits for satellites Applying Kepler’s laws to the orbits of satellites Radial and uniformed field Definition of gravitational potential energy Deriving escape velocity Force-Distance graphs for gravitational fields Center of mass and treating spherical objects as point masses Gravitational fields Definition of gravitational potential Applying the gravitational potential equation Graph of gravitational potential against distance (V against r) Combining gravitational potentials from more than one mass

OCR AS level Physics: Forces and Motion is a part of the Module 3: Forces and Motion. All presentations come with worked examples, solutions and homeworks. These are fully updated PowerPoints will all exercises with full worked solutions.