A Level Physics worksheet containing questions about the lesson: The Photoelectric Effect Model Answers Included This worksheet covers the following content: -photoelectric effect, including a simple experiment to demonstrate this effect -demonstration of the photoelectric effect using, e.g. gold-leaf electroscope and zinc plate -a one-to-one interaction between a photon and a surface electron -Einstein’s photoelectric equation hf = 𝜙 + KEmax -work function; threshold frequency -the idea that the maximum kinetic energy of the photoelectrons is independent of the intensity of the incident radiation -the idea that rate of emission of photoelectrons above the threshold frequency is directly proportional to the intensity of the incident radiation. 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 includes 22 complete lessons that cover Electrons, Waves & Photons (module 4) for the OCR A Level Physics A course. In total, there are approximately 439 slides/pages Although this resource is designed for the OCR A specification, the content covered is suitable for other exam boards too. Lessons Included: -Circuits, Current & Potential Difference -Resistance & Resistivity -Conductors & I-V Characteristics -Power & Electrical Energy -EMF & Internal Resistance -Kirchhoff’s Laws -The Potential Divider -Progressive Waves -Frequency, Speed & Intensity -Electromagnetic Waves & Polarisation -Reflection & Refraction -Refractive Index & Total Internal Reflection -Diffraction -Superposition & Interference -Two-Source Interference -Young’s Double-Slit Experiment -Diffraction Gratings -Stationary Waves -The Photon Model -The Planck Constant -The Photoelectric Effect -Wave-Particle Duality Each lesson includes: -A full presentation including 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

This resource includes 41 complete worksheets that cover Year 1 for the OCR A Level Physics A course. This includes Forces & Motion (Module 3) and Electrons, Waves & Photons (Module 4) Each worksheet includes a set of model answers In total, there are approximately 210 pages This is tailored for the OCR A specification, however, the versatile nature of this resource makes it suitable for other exam boards too. Worksheets included: -Foundations of Physics -Constant Acceleration -Displacement & Velocity-Time Graphs -Investigating Motion & Stopping Distances -Mass, Weight & Force Basics -Net Forces & Equilibrium -Moments & Torques -Drag & Terminal Velocity -Density, Pressure & Upthrust -Work & Power -Kinetic & Gravitational Potential Energy -Conservation of Energy -Hooke’s Law -Elastic & Plastic Deformation -The Young Modulus -Stress-Strain Graphs -Newton’s Laws of Motion -Momentum -Impulse & Vehicle Safety -Circuits, Current & Potential Difference -Resistance & Resistivity -Conductors & I-V Characteristics -Power & Electrical Energy -EMF & Internal Resistance -Kirchhoff’s Laws -The Potential Divider -Progressive Waves -Frequency, Speed & Intensity -Electromagnetic Waves & Polarisation -Reflection & Refraction -Refractive Index & Total Internal Reflection -Diffraction -Superposition & Interference -Two-Source Interference -Young’s Double-Slit Experiment -Diffraction Gratings -Stationary Waves -The Photon Model -The Planck Constant -The Photoelectric Effect -Wave-Particle Duality IMPORTANT MESSAGE Module 1 & 2 are included within the worksheet ‘Foundations of Physics’ as well as being embedded throughout the other worksheets in this bundle 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

This resource is a complete lesson that covers Thermal Properties of Materials (Specific Heat Capacity & Specific Latent Heat) for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -specific heat capacity of a substance; the equation E = mcΔT -an electrical experiment to determine the specific heat capacity of a metal or a liquid -specific latent heat of fusion and specific latent heat of vaporisation, E = mL -an electrical experiment to determine the specific latent heat of fusion and vaporisation 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.

22 A Level Physics worksheets containing questions for the topic: Electrons, Waves, & Photons (Module 4) Each worksheet includes a set of model answers In total, there are approximately 128 pages This is tailored for the OCR A specification, however, the versatile nature of this resource makes it suitable for other exam boards too. Worksheets included: -Circuits, Current & Potential Difference -Resistance & Resistivity -Conductors & I-V Characteristics -Power & Electrical Energy -EMF & Internal Resistance -Kirchhoff’s Laws -The Potential Divider -Progressive Waves -Frequency, Speed & Intensity -Electromagnetic Waves & Polarisation -Reflection & Refraction -Refractive Index & Total Internal Reflection -Diffraction -Superposition & Interference -Two-Source Interference -Young’s Double-Slit Experiment -Diffraction Gratings -Stationary Waves -The Photon Model -The Planck Constant -The Photoelectric Effect -Wave-Particle Duality 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

This resource includes 41 complete lessons that cover Year 1 for the OCR A Level Physics A course. This includes Forces & Motion (Module 3) and Electrons, Waves & Photons (Module 4) In total, there are approximately 742 slides/pages Although this resource is designed for the OCR A specification, the content covered is suitable for other exam boards too. Lessons Included: -Foundations of Physics -Constant Acceleration -Displacement & Velocity-Time Graphs -Investigating Motion & Stopping Distances -Mass, Weight & Force Basics -Net Forces & Equilibrium -Moments & Torques -Drag & Terminal Velocity -Density, Pressure & Upthrust -Work & Power -Kinetic & Gravitational Potential Energy -Conservation of Energy -Hooke’s Law -Elastic & Plastic Deformation -The Young Modulus -Stress-Strain Graphs -Newton’s Laws of Motion -Momentum -Impulse & Vehicle Safety -Circuits, Current & Potential Difference -Resistance & Resistivity -Conductors & I-V Characteristics -Power & Electrical Energy -EMF & Internal Resistance -Kirchhoff’s Laws -The Potential Divider -Progressive Waves -Frequency, Speed & Intensity -Electromagnetic Waves & Polarisation -Reflection & Refraction -Refractive Index & Total Internal Reflection -Diffraction -Superposition & Interference -Two-Source Interference -Young’s Double-Slit Experiment -Diffraction Gratings -Stationary Waves -The Photon Model -The Planck Constant -The Photoelectric Effect -Wave-Particle Duality Each lesson includes: -A full presentation including 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. IMPORTANT MESSAGE Module 1 & 2 are included within the lesson ‘Foundations of Physics’ as well as being embedded throughout the other lessons in this bundle 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

This resource is a complete lesson that covers The Gas Laws for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -Boyle’s law including techniques and procedures used to investigate it -Pressure law including an experiment to investigate it and estimate absolute zero -Charles’ 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 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.

This resource is a complete lesson that covers Circular Motion for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -the radian as a measure of angle -period and frequency of an object in circular motion -angular velocity ω, ω =2π/T or ω = 2πf -constant speed in a circle; v = ωr 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 Simple Harmonic Motion for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches 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 -the period of a simple harmonic oscillator is independent of its amplitude (isochronous oscillator) -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 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 Centripetal Force & Acceleration for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -a constant net force perpendicular to the velocity of an object causes it to travel in a circular path -centripetal acceleration; a = v²/r ; a = ω²r -centripetal force; F = mv²/r ; F = mω²r -techniques and procedures used to investigate circular motion using a whirling bung. 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 Damping (Free & Forced Oscillations) for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -free and forced oscillations -the effects of damping on an oscillatory system -observe forced and damped oscillations for a range of systems -resonance; natural frequency -amplitude-driving frequency graphs for forced oscillators -practical examples of forced oscillations and resonance This lesson includes: -A full presentation with clear visual aids and diagrams. -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.

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 The Internal Energy of an Ideal Gas for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -general characteristics of the Maxwell-Boltzmann distribution. -internal energy of an ideal gas. -the derivation of the equation 1/2 mc² = 3/2 kT 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 Pressure of an Ideal Gas for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -model of kinetic theory of gases (assumptions of the model) -pressure in terms of kinetic theory of gases -the equation pV = 1/3 Nmc² , where N is the number of particles (atoms or molecules) and c² is the mean square speed -root mean square (r.m.s.) speed and mean square speed 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 Planetary Motion (Motion of Masses in 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: -Kepler’s three laws of planetary motion -the centripetal force on a planet is provided by the gravitational force between it and the Sun -the equation T² = (4π²/GM)r³ (T² ∝ r ³) including derivation from first principles -geostationary orbit; uses of geostationary satellites 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 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.