I currently teach Physics and Chemistry at KS4/5 in Sheffield.
This school year I am focusing on GCSE Physics and AS Chemistry resources to make them the best that I can. If you have any suggestions to make them better please do not hesitate to contact me at srshaw89@gmail.com.

I currently teach Physics and Chemistry at KS4/5 in Sheffield.
This school year I am focusing on GCSE Physics and AS Chemistry resources to make them the best that I can. If you have any suggestions to make them better please do not hesitate to contact me at srshaw89@gmail.com.

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.

This PowerPoint presentation with worked examples and student questions covers:
• Functional groups of alcohols, alkanes, and alkenes.
• Comparing incomplete and complete combustion of alcohols
• Mnemonic device for naming alcohols
• General formula for alcohols
• Drawing the structural formula for alcohols

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

This PowerPoint presentation with worked examples and student questions covers:
• The position of metals and non-metals on the periodic table
• The ions metals and non-metals form
• The ion composition of solutions
• Electrodes, cations and anions
• The products of electrolysis of solutions
• Keyword descriptions and revision tips

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.

This PowerPoint presentation with worked examples and student questions covers:
• Functional groups of carboxylic acids, alcohols, alkanes, and alkenes.
• Mnemonic device for naming carboxylic acids
• General formula for carboxylic acids
• Drawing the structural formula for carboxylic acids
• Carboxylic acids as weak acids and
• Acid reactions with bases, metals, and carbonates
• Oxidation reactions from alcohols to carboxylic acids

This presentation covers OCR Gateway Physics 9-1 P7.1.1 Energy stores
Examples, units, and equations of each energy store:
Kinetic
Gravitational potential
Elastic
Thermal
Magnetic
Electrostatic
Chemical
Nuclear
Student activities with full worked answers also included.

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: 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: 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 AS level Physics: Archimedes’ Principle is a part of the Module 3: Forces and Motion
Presentation come with worked examples, solutions and homeworks.

This PowerPoint presentation with worked examples and student questions covers:
Prefixes mono- and poly-
Alkanes and alkenes functional groups
Saturated and unsaturated carbon bonds
Addition polymerisation reactions
Conditions needed for polymerisation reactions
How monomers form polymers
Repeat units and monomers

OCR AS level Physics: Wave-Particle Duality is a part of the Module 4: Electrons, Waves, and Photons.
Full lesson PowerPoint with worked examples and homework with complete worked answers.
deBroglie wavelength equation
Diffraction of electrons and protons
Comparing wavelengths of particles with different masses
Kinetic energy and wavelength

This PowerPoint presentation with worked examples and student questions covers:
• Word equations for neutralisation reactions
• Describing how ions form salts
• Describing how water is formed
• Predicting the names of salts formed

This PowerPoint presentation with worked examples and student questions covers:
• Ohm’s law and units
• Proportionalities
• Resistance in series
• Rearranging equations
• Calculating resistance with ohm’s law

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: 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 PowerPoint presentation with worked examples and student questions covers:
• Oxidation and reduction reactions for oxygen
• Identification of oxidation and reduction agents
• Oxidation and reduction reactions for electrons
• Half equations to determine oxidation and reduction