All resources for P1.2 GCSE OCR Chemistry Gateway 9-1 Triple and combined (Higher and Foundation) is covered in this material. Includes: Atomic Structure Isotopes and Ions Developing the Atomic Model

Resources for P5.2 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. 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

All resources for B1.2 What happens in cells? GCSE OCR Biology Gateway 9-1. Triple and combined (Higher and Foundation) is covered in this material. Each PowerPoint is a whole lessons included with student activities and animated answers. DNA stands for deoxyribonucleic acid. DNA is found in the nucleus of cells. DNA is packaged into a thread-like structure called chromosomes. Humans typically have 46 chromosomes shared from their parents. Genes are sections of DNA that code for physical characteristics. The structure of DNA. DNA is comprised of monomers called nucleotides. A nucleotide consists of a phosphate group, a sugar (deoxyribose), and an organic base. There are four organic bases: Adenine, A. Thymine, T. Cytosine, C. Guanine, G. Hydrogen bonds in DNA. The role of proteins and AI Proteins as polymers Explaining transcription mRNA and complementary bases Explaining translation Enzymes are made of protein. Enzymes are biological catalysts. Catalysts speed up the rate of reaction without being used up themselves. Enzymes and the lock and key hypothesis. Enzymes breaking down and bonding substrates. Enzymes-catalysed reactions Rate of reaction Denaturing of enzymes and the active site Optimum temperature and optimum pH for enzymes Definition of concentration Increasing concentration of enzymes and substrates Saturation of substrates

All resources for B1.1 Cell Structures GCSE OCR Biology Gateway 9-1. Triple and combined (Higher and Foundation) is covered in this material. Each PowerPoint is a whole lessons included with student activities and animated answers. Cells are the building blocks of living objects. Definition of eukaryotic cells Typical size of eukaryotic cells Subcellular structure of animal cells Subcellular structure of plant cells Organelles and their functions Revision activities (Look, Cover, Write, Check) Print out of animal and plant cells Typical size of bacterial cells Subcellular structure of bacterial cells Functions of subcellular structure of bacterial cells Comparing animal, plant, and bacterial cells Revision activity - flash cards Print out of bacterial cell Labeling a light microscope Defining magnification and resolution. Explaining why stains are used for light microscope. Calculating total magnification, objective lens magnification and eyepiece lens magnification. Calculating actual size, magnification, and magnified size of objects. Converting from from micrometre (µm) to millimetres (mm) Rearranging equations Comparing sizes of different cells Using standard form Using SI prefixes (nano, micro, milli, kilo, mega) Comparing electron microscopes and light microscopes.

OCR A level Physics: Chapter 26 Nuclear Physics is apart of the Module 6: Particle and Medical Physics All presentations come with worked examples, solutions and homeworks. 26.1 Einstein’s Mass-Energy Equation 26.2 Binding Energy 26.3 Nuclear Fission 26.4 Nuclear Fusion Mass-energy is a conserved quantity Einstein’s mass-energy equation Particle and antiparticle annihilate each other Rest mass and increasing mass with increased kinetic energy Interpretation of mass-energy equivalence Definition of mass defect Definition of binding energy Binding energy per nucleon Calculating mass defect, binding energy, and binding energy per nucleon. Explaining nuclear stability Fuels in nuclear fission reactors Moderators and thermal neutrons Conservation of mass-energy Energy released in fission reactions Control rods Nuclear waste management Conditions for nuclear fusion Binding energy and released energy

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 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 A level Chemistry: Organic Synthesis is apart of the Module 6: Organic Chemistry and Analysis. All presentations come with worked examples, solutions and homeworks. 28.1 Carbon-Carbon Bond Formation 28.2 Further Practical Techniques 28.3 Further Synthetic Routes Forming nitriles from haloalkanes Forming nitriles from aldehydes and ketones Forming amines from nitriles (reduction) Forming carboxylic acids from nitriles (hydrolysis) Friedel-Crafts alkylation of benzene Acylation of benzene with acyl chloride Filtration under reduced pressure Purification through Recrystallisation Preparation of Melting Point Sample Melting point determination with an electric heater Melting point determination with a Thiele tube Functional groups Reactions of benzenes Reactions of phenols Common reactions between different functional groups Reaction conditions and reagents

OCR A level Chemistry: Aromatic Compounds is apart of the Module 6: Organic Chemistry and Analysis. All presentations come with worked examples, solutions and homeworks 26.1 Carbonyl Compounds 26.2 Identifying Aldehydes and Ketones 26.3 Carboxylic Acids 26.4 Carboxylic Acid Derivatives The carbonyl group Differentiating between aldehydes and ketones Naming aldehydes and ketones Oxidation of aldehydes Electronegativity and polar bonds Electrophiles, nucleophiles, and nucleophilic addition reactions Reducing carbonyl compounds with sodium tetrahydridoborate(III) (NaH4) Primary and secondary alcohols from carbonyl compounds Reacting carbonyl compounds with hydrogen cyanide (HCN) Reaction mechanisms for nucleophilic addition using (NaBH4) Reaction mechanisms for nucleophilic addition using (HCN) Testing for Carbonyl Groups Brady’s reagent - 2,4-dinitrophenylhydrazine - 2,4-DNP Distinguishing between Aldehydes and Ketones Tollen’s reagent - silver nitrate in aqueous ammonia The Carboxyl Group and polarity of bonds. Naming carboxylic acids Carboxylic acids as weak acids Reactions of carboxylic acids with: Metals Metal oxides Alkali Carbonates Changing solubility of carboxylic acids in water due to carbon chain length. Naming acyl chlorides Naming acid anhydrides Naming esters Esterification Acid hydrolysis of esters Alkali hydrolysis of esters Producing acyl chlorides from carboxylic acids Producing carboxylic acids from acyl chlorides Producing esters from acyl chlorides and phenols Primary, secondary, and tertiary molecules Producing primary amides from acyl chlorides Producing secondary amides with acyl chlorides Producing esters and carboxylic acids wirh acid anhydride

OCR A level Chemistry: Aromatic Compounds is apart of the Module 6: Organic Chemistry and Analysis. All presentations come with worked examples, solutions and homeworks Molecular, empirical, skeletal formula for benzene. The Kekulé model for benzene Evidence against the Kekule model The delocalised model for benzene Nomenclature for benzene rings and aromatic (arene) compounds Naming benzene containing compounds Drawing benzene containing compounds Defining an electrophile Substitution reactions Nitration of Benzene Reaction mechanisms Halogenation of Benzene Common Halogen Carriers Friedel-Crafts Alkylation Reactions Acyl Chloride Acylation Reactions of Benzene Reactivity of Alkenes and Arenes Naming phenols Distinguishing between phenols and alcohols Distinguishing between phenols and alkenes Distinguishing between phenols and carboxylic acids Phenol as a weak acid Electrophilic reactions with phenols Comparing and explaining the reactivity of phenols and benzene Naming positions on the aromatic ring Activating groups and deactivating groups 2-and-4-directing and 3-directing groups ortho-and-para directing and meta directing groups Two-step synthesis routes for benzene using directing groups. Nitration of benzene Halogenation of benzene Friedel-Crafts Alkylation of benzene

All resources for P8.2 Powering Earth GCSE OCR Physics Gateway 9-1. Triple and combined (Higher and Foundation) is covered in this material. 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.

All resources for P8.1 Physics on the move 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.

OCR AS level Physics: Charge and Current is a part of the Module 4: Electrons, Waves, and Photons. All presentations come with worked examples, solutions and homeworks. Fundamental charge and relative charge Structure of a metal Conventional current and electron flow Measuring current with an ammeter Ionic solutions with cations and anions. Ions, relative charge and absolute charge Comparing ionic solutions and metal conductors Apply Kirchhoff’s First Law Kirchhoff’s First Law in mathematical form Kirchhoff’s First Law in written form Describing conservation laws Women in Science - Emmy Noether CERN and jobs in physics Number density for conductors, semi-conductors, and insulators Calculating cross-sectional area Apply the mean drift velocity equation. Derivation of Mean Drift Velocity Equation

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 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

Resources for C2.3 GCSE OCR Chemistry Gateway 9-1 Triple and Combined (Higher and Foundation) is covered in this material. Includes: Carbon Changing State Bulk Properties Nanoparticles

Resources for P5.2 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. 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.

OCR Applied Science Level 3 - Module 21: Product Testing Techniques. 2.1 Types of testing i.e.: • in-vitro • in-vivo • titration • extraction and separation 2.2 Laboratory testing during development i.e.: • formulation • production • quality control and assurance • after sale monitoring. 2.3 Effectiveness of test i.e.: • Appropriate test method • Data collection validity and reliability • Consistent chemical composition • Hazards and risks of use (e.g. toxicity, possible mutagenic and teratogenic effects, microbiological safety)

OCR A level Physics: Chapter 24 Particle Physics is apart of the Module 6: Particle and Medical Physics All presentations come with worked examples, solutions and homeworks. 24.1 Alpha-particle scattering experiment 24.2 The Nucleus 24.3 Antiparticles, Leptons, & Hadrons 24.4 Quarks 24.5 Beta decay Developments of scientific models Thompson’s plum-pudding model Rutherford’s nuclear (planetary) model Rutherford’s experiment, observations, and conclusions Using Coulomb’s law to find the minimum distance between particles Nucleons Isotopes Nuclear notation Atomic mass units (u) Radius for atomic nucleus equation Volume and density of atomic nuclei The strong nuclear force Antiparticles, their properties, and symbols Particle and antiparticle annihilation The four fundamental forces (strong nuclear, weak nuclear, electromagnetic, and gravitational forces) and their properties. Definition and examples of hadrons and leptons. The Standard Model of particle physics Quarks, anti-quarks and their charges Baryons and mesons Properties of neutrinos Nuclear notation Nuclear decay equations Beta-plus and beta-minus decays Quark transformation

OCR A level Physics: Chapter 22 Electric Fields is apart of the Module 6: Particle and Medical Physics All presentations come with worked examples, solutions and homeworks. 22.1 Electric Fields 22.2 Coulomb’s Law 22.3 Uniform electric fields and capacitance 22.4 Charged particles in uniformed electric fields 22.5 Electric potential and energy Electric field line pattern from point charges, uniformly charged objects, and capacitors. Rules for electric field lines Interacting field lines for attraction and repulsion Detecting electric fields with a charged gold leaf Definition of electric field strength Explaining that electric field strength is a vector with magnitude and direction Apply the equation for electric field strength Electric force related to the product of charge and square of the separation The constant of proportionality 𝑘 Permittivity of free space Experiment for investigating Coulomb’s Law Electric Field Strength and Coulomb’s Law Liquid crystal displays (LCDs) Electric field between two charged parallel plates Deriving an equation for electric field strength of a parallel plate capacitor. Accelerating charged particles in a uniformed electric field Capacitance of a parallel plate capacitor with an insulating (dielectric) material - relative permittivity Millikan’s experiment Equations for constant acceleration Maximum kinetic energy of a charged particle in a uniformed field Sketching trajectories for charged particles in uniformed fields Calculating velocities for horizontal and vertical components Definition of electric potential energy Definition of electric potential. Definition of electric potential difference. Using a force-distance graph to determine electric potential energy Using electron-volts and joules in calculations Capacitance of an isolated charged sphere