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GCSE OCR Chemistry: P1.2 Atomic Structure
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
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GCSE OCR Physics P5.2 Electromagnetic Spectrum
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
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GCSE OCR Biology: B1.2 What happens in cells?
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
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GCSE OCR Biology: B1.1 Cell Structures
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.
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OCR A level Physics: Nuclear Physics
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
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OCR AS level Physics: Materials
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.
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OCR AS level Physics: Work, Energy and Power
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.
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OCR A level Chemistry: Organic Synthesis
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
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OCR A level Chemistry: Carbonyl and Carboxylic Acids
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
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OCR A level Chemistry: Aromatic Compounds
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
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GCSE OCR Physics: P8.2 Powering Earth
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.
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OCR AS level Physics: Charge and Current
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
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OCR A level Physics: Ideal Gas
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.
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GCSE OCR Physics: P8.1 Physics on the move
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.
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OCR AS level Physics: Quantum Physics
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
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GCSE OCR Chemistry C2.3 Properties of Materials
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
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GCSE OCR Physics P5.3 Wave Interactions
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.
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OCR Applied Science: 21.2 Product Testing of Consumer Products
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)
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OCR A level Physics: Particle Physics
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
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OCR A level Physics: Electric Fields
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