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.

All resources for P4 Magnetism and Magnetic Fields for GCSE OCR Physics Gateway 9-1.Triple and combined (Higher and Foundation) is covered in this material. • Magnets and Magnetic Fields • Currents and Fields • Right Hand Cork-screw Rule • Fleming’s Left Hand Rule • Currents and Forces • Motors • Electromagnetic Induction • Generators • Transformers • Speakers and Microphones

All resources for P2.1 GCSE OCR Physics Gateway 9-1.Triple and combined (Higher and Foundation) is covered in this material. Includes: Distance, time and speed Vectors and Scalars Acceleration Distance-time graphs Velocity-time graphs Equations of motion 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.

This bundle of resources contains 12 lessons for OCR GCSE Physics: Physics on the move. This is a perfect set of lessons to start your GCSE physics course in year 9 as each lesson builds from the last and doesn’t presuppose any other GCSE physics knowledge. Scientific definitions from working scientifically Maths skills and rearranging equations Planning Experiments All lessons have worked examples, questions for students, and plenary activities.

All resources for P3 Electricity GCSE OCR Physics Gateway 9-1. Triple and combined (Higher and Foundation) is covered in this material. Includes: Electrostatics Electrical Current Electrical Current Practical Activity Circuit Symbols and Potential Difference Series and Parallel Circuits Resistance and Ohm’s Law Resistance of a wire Practical Activity I-V Characteristics and Component Graphs Circuit Calculations Sensing Circuits Electrical Power and Energy

All resources for P8 Global Challenges GCSE OCR Physics Gateway 9-1. Triple and combined (Higher and Foundation) is covered in this material. Average speeds of walking, running, cycling, cars, trains, wind, sound, and light. The speed equation The acceleration equation Explaining average speed camera Explaining instantaneous speed camera Estimating everyday accelerations Calculating speed from rotation speed and circumference of wheels Converting from miles per hour to meters per second Reaction time definition Factors that increase reaction time Simple reaction time experiment Thinking distance Rearranging equations Speed equation (Final velocity)2 – (Initial velocity)2 = 2 x Acceleration x Distance v2 – u2 = 2 a s Factors affecting braking distance Total stopping distances Calculating area of a velocity-time graph for displacement (distance traveled). Rearranging equations MOT testing Large accelerations produce large forces. Values of g that cause severe injury or death Road Safety Newton’s First Law and seat belts Crumple zones Force = Mass x Acceleration Acceleration = Change in velocity /Time taken Estimating speed, accelerations and forces involved in large accelerations for everyday road transport. Types of different energy sources Renewable and non-renewable definitions Different uses of energy sources - transport, heating, and generating electricity Advantages and disadvantages of different energy sources Fossil fuels – oil, coal, and natural gas. Nuclear fuel – Uranium Biofuels – wood, biodiesel, and biogas. The sun - solar (PV) panels and solar heating panels Tides Waves Hydroelectricity Wind Geothermal How use of energy resources have changed over time. (Biofuels, Fossil Fuels, Nuclear, Renewable). How energy use has increased (increase population and development of technology) Explain patterns and trends in the use of energy resources. Fossil fuels are finite and will run out at current consumption levels. Structure of the National Grid Step-up and Step-down transformers How transformers increase the efficiency of the National Grid Number of turns and potential difference Current and potential difference in primary and secondary coils Domestic Electrical Supply being 230 V, AC at 50 Hz. Direct potential difference and alternating potential difference. Reasons for insulation on wires. Potential Difference between different conductors. Function of the earth conductor. Double insulation and no earth wire. Reasons the live wire is dangerous. Reasons why live to earth is dangerous. Key facts about the Big-Bang model Cosmic Microwave Background (CMB, CMBR) Doppler Red shift of light from stars in galaxies Hubble’s evidence of absorption spectra being red shifted Structure of the solar system Nuclear Fusion Evolution of large stars Evolution of Sun like stars Gravitational force and force from nuclear fusion Natural Satellites Geostationary Satellites Low Polar Orbit Satellites Speed is constant and velocity is changing in stable orbits. Changing speed and radius Gravitational force, acceleration, and speed. Plotting data and describing relationships All objects emit electromagnetic radiation Describe how changing temperature changes frequency, wavelength, and intensity of the radiation produced. Explain why objects change temperature by absorbing and emitting radiation. Explain why the temperature of the Earth changes due to greenhouse gases in the atmosphere. S and P waves Structure of the Earth Reflection, absorption, and refraction of waves Sonar to map the ocean floor

Resources for P5 GCSE OCR Physics Gateway 9-1 Triple and Combined (Higher and Foundation) is covered in this material. Each lesson includes student activities and full worked answers. Definition of a wave Mechanical waves Electromagnetic waves Transverse waves Longitudinal waves Amplitude Wavelength Frequency Time period Calculating frequency and equation Relationship between frequency and wavelength when speed is constant. Calculating time period from frequency with equations The speed equation Measuring distance and time Simple experiment for the speed of sound Improving experiments Echoes Speed of sound experiment with microphones and oscilloscope. Ray diagrams Absorption, reflection and transmission Sonar Ultrasound Rearranging equation Refraction Relationship between wave speed and wavelength Structure of the ear. Frequency range of human hearing. Explanation of the limited frequency range of humans. Explanation for hearing deteriorating with age. Order of the electromagnetic spectrum Wavelength and frequency relationship Application of wave speed equation Rearranging equation Producing and detecting radio waves Recall that light is an electromagnetic wave Give examples of some practical uses of electromagnetic waves in the radio, micro-wave, infra-red, visible, ultraviolet, X-ray and gamma-ray regions Describe how ultra-violet waves, X-rays and gamma rays can have hazardous effects, notably on human bodily tissues. Explain that electromagnetic waves transfer energy from source to absorber to include examples from a range of electromagnetic waves Precautions for ultra-violet waves, X-rays and gamma rays Careers: Medical Physicist X-rays CT scans Gamma imaging Thermogram Magnetic Resonance Imaging Precautions for using ionising radiation Law of reflection Labeling and measuring angles of incidence and reflection Practical activity instructions - fully animated. Reflection, absorption, and refraction is affected by wavelength of electromagnetic wave. Refraction the change of velocity - speed and direction Magnitude of refraction depending on wavelength Magnitude of refraction depending on optical density Refraction practical activity instructions Wave speed, wavelength, and frequency relationship in refraction Convex and Concaves lenses Eyes and corrective lenses Refraction and wavelength Focal points for lenses Determining the type of images produced through a lens Names of colours for the visible spectrum Coloured filters Coloured objects acting as a coloured filters White light and refracting prism Refraction and wavelength Specular reflection Diffuse scattering Scattering - Why the sky is blue and milk is white.

All resources for P1 GCSE OCR Physics Gateway 9-1.Triple and combined (Higher and Foundation) is covered in this material. Includes: End of topic test Scheme of work Development of the atomic model Density Temperature Specific Latent Heat Specific Heat Capacity Pressure and Temperature Pressure and Area Pressure are Volume Atmospheric Pressure Liquid Pressure Sinking and Floating

All resources for B1 GCSE OCR Biology Gateway 9-1.Triple and combined (Higher and Foundation) is covered in this material. Includes: Plant and animal cells Bacterial cells Light microscopes Electron microscopy DNA Transcription and translation Enzymes Enzyme reactions Carbohydrates, proteins, and lipids Aerobic respiration Anaerobic respiration Photosynthesis Photosynthesis experiments Factors affecting photosynthesis Interaction of limiting factors

Resources for P2 GCSE OCR Chemistry Gateway 9-1 Triple and Combined (Higher and Foundation) is covered in this material. Includes: Relative Formula Mass Empirical Formula Pure and Impure Substances Filtration and Crystallisation Simple Distillation Paper Chromatography Purification and Checking Purity Metals and Non-metals Electronic Structures Forming Ions Ionic Compounds Simple Molecules Giant Covalent Structures Polymer Molecules Structure of Metals Carbon Changing State Bulk Properties Nanoparticles

All resources for P2 GCSE OCR Physics Gateway 9-1.Triple and combined (Higher and Foundation) is covered in this material. Includes: Distance, time, and speed Vectors and scalars Acceleration Distance-time graphs Velocity-time graphs Equations of motion and Kinetic Energy Forces and interactions Free-body Diagrams Newton’s first law Newton’s second law Everyday forces and their effects Momentum Work and Power Stretching springs Stretching materials and storing energy Gravitational Fields and Potential Energy Turning Forces Simple Machines Hydraulics

This bundle includes all PowerPoint lessons for Module 4 Organic Chemistry. All PowerPoints are whole lessons included with student activities, animated answers, homework questions with answers provided. Basic concepts of organic chemistry Organic Chemistry Nomenclature of organic compounds Representing the formulae of organic compounds Isomerism Introduction to reaction mechanisms Alkanes Properties of the alkanes Chemical reactions of the alkanes Alkenes Properties of the alkenes Stereoisomerism Reactions of alkenes Electrophilic addition in alkenes Polymerisation in alkenes Alcohols Properties of alcohols Reactions of alcohols Haloalkanes The chemistry of haloalkanes Organohalogen compounds in the environment Organic Synthesis Practical techniques in organic chemistry Synthetic routes Spectroscopy Mass spectrometry Infrared spectroscopy

This bundle includes all PowerPoint lessons for Module 6 Organic Chemistry and Analysis. All PowerPoints are whole lessons included with student activities, animated answers, homework questions with answers provided. C25 Aromatic Chemistry Introducing Benzene Electrophilic substitution Reactions The Chemistry of Phenol Directing Groups C26 Carbonyls and Carboxylic Acids Carbonyl Compounds Identifying Aldehydes and ketones Carboxylic acids Carboxylic acid derivatives C27 Amines, Amino Acids and Polymers Amines Amino acids, amides and chirality Condensation Polymers C28 Organic Synthesis Carbon-carbon bond formation Further Practical Techniques Further Synthetic Routes C29 Chromatography and Spectroscopy Chromatography and functional group analysis Nuclear Magnetic Resonance Spectroscopy Carbon-13 NMR Spectroscopy Proton NMR Spectroscopy Interpreting NMR Spectra Combining Techniques