This resource is a complete lesson that covers Astronomical Distances for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -distances measured in light-years (ly) and parsecs (pc) -stellar parallax and how it can be used to find distances in parsecs (pc) -the equation p = 1/d, where p is the parallax in seconds of arc and d is the distance in parsecs This lesson includes: -A full presentation including 2 example questions with worked solutions. -A worksheet with model answers, perfect to set as homework. -Clear visual aids and diagrams to simplify complex concepts. -Editable PowerPoint and Word document for easy customisation. Click on the links below to check out our FREE A Level Physics resources: Mass, Weight & Force Basics Lesson Net Forces & Equilibrium Lesson Moments & Torques Lesson Drag & Terminal Velocity Lesson Density, Pressure & Upthrust Lesson We really appreciate feedback on our resources so if you kindly leave a review down below, you will be able to claim any resource (up to the value of this resource) from our shop for FREE. Just email resourcify321@gmail.com with your username and your chosen resource. Your chosen resource will be sent to you within 24 hours.

This resource is a complete lesson that covers The Ideal Gas Equation for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -amount of substance in moles; Avogadro constant equals 6.02 × 10^23 mol^–1 -the equation of state of an ideal gas pV = nRT, where n is the number of moles -the Boltzmann constant; k = R / Avogadro constant & pV=NkT This lesson includes: -A full presentation including 2 example questions with worked solutions. -A worksheet with model answers, perfect to set as homework. -Editable PowerPoint and Word document for easy customisation. Click on the links below to check out our FREE A Level Physics resources: Mass, Weight & Force Basics Lesson Net Forces & Equilibrium Lesson Moments & Torques Lesson Drag & Terminal Velocity Lesson Density, Pressure & Upthrust Lesson We really appreciate feedback on our resources so if you kindly leave a review down below, you will be able to claim any resource (up to the value of this resource) from our shop for FREE. Just email resourcify321@gmail.com with your username and your chosen resource. Your chosen resource will be sent to you within 24 hours.

A Level Physics worksheet containing questions about the lesson: Simple Harmonic Motion Model Answers Included This worksheet covers the following content: -displacement, amplitude, period, frequency, angular frequency and phase difference -simple harmonic motion; defining equation a =-ω²x -techniques and procedures used to determine the period/frequency of simple harmonic oscillations -solutions to the equation a = -ω²x e.g. x = Acosωt or x = Asinωt -velocity v = ± ω √ (A² - x²) hence vmax = ωA -graphical methods to investigate simple harmonic motion (mass of spring system). -interchange between kinetic and potential energy during simple harmonic motion -energy-displacement graphs for a simple harmonic oscillator This is tailored for the OCR A specification, however, the versatile nature of this resource makes it suitable for other exam boards too. This resource is designed to help students apply their knowledge to questions. This active revision technique ensures that the worksheet will be very useful for students, and will act as a vital revision tool. Click on the links below to check out our FREE A Level Physics resources: Mass, Weight & Force Basics Lesson Net Forces & Equilibrium Lesson Moments & Torques Lesson Drag & Terminal Velocity Lesson Density, Pressure & Upthrust Lesson We really appreciate feedback on our resources so if you kindly leave a review down below, you will be able to claim any resource (up to the value of this resource) from our shop for FREE. Just email resourcify321@gmail.com with your username and your chosen resource. Your chosen resource will be sent to you within 24 hours.

This resource is a complete lesson that covers Gravitational Fields for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -gravitational fields are due to objects having mass -modeling the mass of a spherical object as a point mass at its centre -gravitational field lines to map gravitational fields (uniform and radial) -the concept of gravitational fields as being one of a number of forms of field giving rise to a force -Newton’s law of gravitation; F = -(GMm)/r² for the force between two point masses (inverse square law) This lesson includes: -A full presentation including 2 example questions with worked solutions. -A worksheet with model answers, perfect to set as homework. -Clear visual aids and diagrams to simplify complex concepts. -Editable PowerPoint and Word document for easy customisation. Click on the links below to check out our FREE A Level Physics resources: Mass, Weight & Force Basics Lesson Net Forces & Equilibrium Lesson Moments & Torques Lesson Drag & Terminal Velocity Lesson Density, Pressure & Upthrust Lesson We really appreciate feedback on our resources so if you kindly leave a review down below, you will be able to claim any resource (up to the value of this resource) from our shop for FREE. Just email resourcify321@gmail.com with your username and your chosen resource. Your chosen resource will be sent to you within 24 hours.

This resource is a complete lesson that covers Gravitational Field Strength for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -gravitational field strength; g = F/m -gravitational field strength g = -(GM) / r² for a point mass (inverse square law) -gravitational field strength is uniform close to the surface of the Earth and numerically equal to the acceleration of free fall. This lesson includes: -A full presentation including 3 example questions with worked solutions. -A worksheet with model answers, perfect to set as homework. -Clear visual aids and diagrams to simplify complex concepts. -Editable PowerPoint and Word document for easy customisation. Click on the links below to check out our FREE A Level Physics resources: Mass, Weight & Force Basics Lesson Net Forces & Equilibrium Lesson Moments & Torques Lesson Drag & Terminal Velocity Lesson Density, Pressure & Upthrust Lesson We really appreciate feedback on our resources so if you kindly leave a review down below, you will be able to claim any resource (up to the value of this resource) from our shop for FREE. Just email resourcify321@gmail.com with your username and your chosen resource. Your chosen resource will be sent to you within 24 hours.

This resource is a complete lesson that covers Superposition & Interference for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -the principle of superposition of waves -graphical methods to illustrate the principle of superposition -interference, phase difference and coherence -describing constructive and destructive interference in terms of phase difference This lesson includes: -A full presentation including 2 example questions with worked solutions. -A worksheet with model answers, perfect to set as homework. -Clear visual aids and diagrams to simplify complex concepts. -Editable PowerPoint and Word document for easy customisation. Click on the links below to check out our FREE A Level Physics resources: Mass, Weight & Force Basics Lesson Net Forces & Equilibrium Lesson Moments & Torques Lesson Drag & Terminal Velocity Lesson Density, Pressure & Upthrust Lesson We really appreciate feedback on our resources so if you kindly leave a review down below, you will be able to claim any resource (up to the value of this resource) from our shop for FREE. Just email resourcify321@gmail.com with your username and your chosen resource. Your chosen resource will be sent to you within 24 hours.

Comprehensive lesson containing a full presentation and worksheet. (includes model answers) The lesson outlines all the specification points of Business Location within the GCSE (9-1) Edexcel Business Studies course (useful for other exam boards too) This lesson teaches the following content: Factors influencing business location: ● proximity to: market, labour, materials and competitors ● nature of the business activity ● the impact of the internet on location decisions: e-commerce and/or fixed premises. Click on the links below to check out some of our FREE GCSE (9-1) Business lessons and Worksheets to get a flavour of what this resource entails: Dynamic Nature of Business Lesson Market Research Lesson Dynamic Nature of Business Worksheet We really appreciate feedback on our resources so if you kindly leave a review down below, you will be able to claim any resource (up to the value of this resource) from our shop for FREE. Just email Resourcify321@gmail.com with your username and your chosen resource. Your chosen resource will be sent to you within 24 hours.

This resource is a complete lesson that covers Diffraction for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -diffraction for all waves, including light -techniques and procedures to demonstrate diffraction using a ripple tank This lesson includes: -A full presentation including an example question with a worked solution. -A worksheet with model answers, perfect to set as homework. -Clear visual aids and diagrams to simplify complex concepts. -Editable PowerPoint and Word document for easy customisation. Click on the links below to check out our FREE A Level Physics resources: Mass, Weight & Force Basics Lesson Net Forces & Equilibrium Lesson Moments & Torques Lesson Drag & Terminal Velocity Lesson Density, Pressure & Upthrust Lesson We really appreciate feedback on our resources so if you kindly leave a review down below, you will be able to claim any resource (up to the value of this resource) from our shop for FREE. Just email resourcify321@gmail.com with your username and your chosen resource. Your chosen resource will be sent to you within 24 hours.

Comprehensive lesson containing a full presentation and worksheet. (includes model answers) The lesson outlines all the specification points of Risk and Reward within the GCSE (9-1) Edexcel Business Studies course (useful for other exam boards too) This lesson teaches the following content: The impact of risk and reward on business activity: ● risk: business failure, financial loss, lack of security ● reward: business success, profit, independence. Click on the links below to check out some of our FREE GCSE (9-1) Business lessons and Worksheets to get a flavour of what this resource entails: Dynamic Nature of Business Lesson Market Research Lesson Dynamic Nature of Business Worksheet We really appreciate feedback on our resources so if you kindly leave a review down below, you will be able to claim any resource (up to the value of this resource) from our shop for FREE. Just email Resourcify321@gmail.com with your username and your chosen resource. Your chosen resource will be sent to you within 24 hours.

This resource is a complete lesson that covers Young’s Double-Slit Experiment for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -techniques and procedures used for superposition experiments involving light -Young’s double-slit experiment using visible light -λ = ax / D for all waves where a << D -techniques and procedures used to determine the wavelength of light using a double-slit This lesson includes: -A full presentation including 2 example questions with worked solutions. -A worksheet with model answers, perfect to set as homework. -Clear visual aids and diagrams to simplify complex concepts. -Editable PowerPoint and Word document for easy customisation. Click on the links below to check out our FREE A Level Physics resources: Mass, Weight & Force Basics Lesson Net Forces & Equilibrium Lesson Moments & Torques Lesson Drag & Terminal Velocity Lesson Density, Pressure & Upthrust Lesson We really appreciate feedback on our resources so if you kindly leave a review down below, you will be able to claim any resource (up to the value of this resource) from our shop for FREE. Just email resourcify321@gmail.com with your username and your chosen resource. Your chosen resource will be sent to you within 24 hours.

This resource is a complete lesson that covers Progressive Waves for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -progressive waves -displacement, amplitude, period, wavelength, and phase difference -longitudinal and transverse waves -graphical representations of transverse and longitudinal waves This lesson includes: -A full presentation including 2 example questions with worked solutions. -A worksheet with model answers, perfect to set as homework. -Clear visual aids and diagrams to simplify complex concepts. -Editable PowerPoint and Word document for easy customisation. Click on the links below to check out our FREE A Level Physics resources: Mass, Weight & Force Basics Lesson Net Forces & Equilibrium Lesson Moments & Torques Lesson Drag & Terminal Velocity Lesson Density, Pressure & Upthrust Lesson We really appreciate feedback on our resources so if you kindly leave a review down below, you will be able to claim any resource (up to the value of this resource) from our shop for FREE. Just email resourcify321@gmail.com with your username and your chosen resource. Your chosen resource will be sent to you within 24 hours.

This resource is a complete lesson that covers Reflection & Refraction for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -reflection and refraction of all waves -techniques and procedures used to demonstrate reflection and refraction using a ripple tank This lesson includes: -A full presentation including 2 example questions with worked solutions. -A worksheet with model answers, perfect to set as homework. -Clear visual aids and diagrams to simplify complex concepts. -Editable PowerPoint and Word document for easy customisation. Click on the links below to check out our FREE A Level Physics resources: Mass, Weight & Force Basics Lesson Net Forces & Equilibrium Lesson Moments & Torques Lesson Drag & Terminal Velocity Lesson Density, Pressure & Upthrust Lesson We really appreciate feedback on our resources so if you kindly leave a review down below, you will be able to claim any resource (up to the value of this resource) from our shop for FREE. Just email resourcify321@gmail.com with your username and your chosen resource. Your chosen resource will be sent to you within 24 hours.

This resource is a complete lesson that covers Kirchhoff’s Laws for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -Kirchhoff’s first law; conservation of charge. -Kirchhoff’s second law; the conservation of energy -Kirchhoff’s first and second laws applied to electrical circuits -total resistance of two or more resistors in series; R = R1 + R2 + R3 + … -total resistance of two or more resistors in parallel; 1/R = 1/R1 + 1/R2 + 1/R3 + … -analysis of circuits with components, including both series and parallel This lesson includes: -A full presentation including 2 example questions with worked solutions. -A worksheet with model answers, perfect to set as homework. -Clear visual aids and diagrams to simplify complex concepts. -Editable PowerPoint and Word document for easy customisation. Click on the links below to check out our FREE A Level Physics resources: Mass, Weight & Force Basics Lesson Net Forces & Equilibrium Lesson Moments & Torques Lesson Drag & Terminal Velocity Lesson Density, Pressure & Upthrust Lesson We really appreciate feedback on our resources so if you kindly leave a review down below, you will be able to claim any resource (up to the value of this resource) from our shop for FREE. Just email resourcify321@gmail.com with your username and your chosen resource. Your chosen resource will be sent to you within 24 hours.

Comprehensive lesson containing a full presentation and worksheet. Model answers for the worksheet included The lesson outlines all the specification points of Consumer and Producer Surplus within the A level Edexcel Economics course. Useful for other exam boards too. This lesson teaches the following content: -Consumer vs producer surplus -Total economic surplus -Graphical representations of consumer and producer surplus using supply and demand diagrams -How shifts in supply or demand affect consumer and producer surplus. Click on the links below to check out some of our FREE resources: Free Worksheets: Introduction to Economics Worksheet The Economic Problem Worksheet Production Possibility Frontiers Worksheet Specialisation & the Division of Labour Worksheet Types of Economy Worksheet Price Determination Worksheet National Income Worksheet Free Lessons: Introduction to Economics Lesson The Economic Problem Lesson Production Possibility Frontiers Lesson Specialisation & the Division of Labour Lesson Types of Economy Lesson Price Determination Lesson National Income Lesson We really appreciate feedback on our resources so if you kindly leave a review down below, you will be able to claim any resource (up to the value of this resource) from our shop for FREE. Just email Resourcify321@gmail.com with your username and your chosen resource. Your chosen resource will be sent to you within 24 hours.

This resource is a complete lesson that covers Momentum for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -linear momentum; p = mv -the principle of conservation of momentum -collisions and interaction of bodies in one dimension and in two dimensions -perfectly elastic collision and inelastic collision. This lesson includes: -A full presentation including 3 example questions with worked solutions. -A worksheet with model answers, perfect to set as homework. -Clear visual aids and diagrams to simplify complex concepts. -Editable PowerPoint and Word document for easy customisation. Click on the links below to check out our FREE A Level Physics resources: Mass, Weight & Force Basics Lesson Net Forces & Equilibrium Lesson Moments & Torques Lesson Drag & Terminal Velocity Lesson Density, Pressure & Upthrust Lesson We really appreciate feedback on our resources so if you kindly leave a review down below, you will be able to claim any resource (up to the value of this resource) from our shop for FREE. Just email resourcify321@gmail.com with your username and your chosen resource. Your chosen resource will be sent to you within 24 hours.

Comprehensive lesson containing a full presentation and worksheet. (model answers included) The lesson outlines all the specification points of Understanding Business Performance within the GCSE (9-1) Edexcel Business Studies course (useful for other exam boards too) This lesson teaches the following content: The use and interpretation of quantitative business data to support, inform and justify business decisions: ● information from graphs and charts ● financial data ● marketing data ● market data. The use and limitations of financial information in: ● understanding business performance ● making business decisions. Click on the links below to check out some of our FREE GCSE (9-1) Business lessons and Worksheets to get a flavour of what this resource entails: Dynamic Nature of Business Lesson Market Research Lesson Dynamic Nature of Business Worksheet We really appreciate feedback on our resources so if you kindly leave a review down below, you will be able to claim any resource (up to the value of this resource) from our shop for FREE. Just email Resourcify321@gmail.com with your username and your chosen resource. Your chosen resource will be sent to you within 24 hours.

Comprehensive lesson containing a full presentation and worksheet. (includes model answers) The lesson outlines all the specification points of Cash and Cash Flow within the GCSE (9-1) Edexcel Business Studies course (useful for other exam boards too) This lesson teaches the following content: The importance of cash to a business: ● to pay suppliers, overheads and employees ● to prevent business failure(insolvency) ● the difference between cash and profit. Calculation and interpretation of cash-flow forecasts: ● cash inflows ● cash outflows ● net cash flow ● opening and closing balances. Click on the links below to check out some of our FREE GCSE (9-1) Business lessons and Worksheets to get a flavour of what this resource entails: Dynamic Nature of Business Lesson Market Research Lesson Dynamic Nature of Business Worksheet We really appreciate feedback on our resources so if you kindly leave a review down below, you will be able to claim any resource (up to the value of this resource) from our shop for FREE. Just email Resourcify321@gmail.com with your username and your chosen resource. Your chosen resource will be sent to you within 24 hours.

Comprehensive lesson containing a full presentation and worksheet. (includes model answers) The lesson outlines all the specification points of Technology and Business within the GCSE (9-1) Edexcel Business Studies course (useful for other exam boards too) This lesson teaches the following content: Different types of technology used by business: ● e-commerce ● social media ● digital communication ● payment systems. How technology influences business activity in terms of: ● sales ● costs ● marketing mix. Click on the links below to check out some of our FREE GCSE (9-1) Business lessons and Worksheets to get a flavour of what this resource entails: Dynamic Nature of Business Lesson Market Research Lesson Dynamic Nature of Business Worksheet We really appreciate feedback on our resources so if you kindly leave a review down below, you will be able to claim any resource (up to the value of this resource) from our shop for FREE. Just email Resourcify321@gmail.com with your username and your chosen resource. Your chosen resource will be sent to you within 24 hours.