A Level Physics worksheet containing questions about the lesson: Stellar Spectra Model Answers Included This worksheet covers the following content: -energy levels of electrons in isolated gas atoms -the idea that energy levels have negative values -emission spectral lines from hot gases in terms of emission of photons and transition of electrons between discrete energy levels -the equations hf = ΔE and hc/λ = ΔE -continuous spectrum, emission line spectrum and absorption line spectrum -transmission diffraction grating used to determine the wavelength of light -the condition for maxima: dsinθ = nλ, where d is the grating spacing -different atoms have different spectral lines which can be used to identify elements within stars 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 21 complete lessons that cover Newtonian World & Astrophysics (module 5) for the OCR A Level Physics A course. In total, there are approximately 462 slides/pages Although this resource is designed for the OCR A specification, the content covered is suitable for other exam boards too. Lessons Included: States of Matter & Temperature Specific Heat Capacity & Latent Heat The Gas Laws Ideal Gas Equation Pressure of an Ideal Gas Internal Energy of an Ideal Gas Circular Motion Centripetal Force & Acceleration Simple Harmonic Motion Damping: Free & Forced Oscillations Gravitational Fields Gravitational Field Strength Gravitational Potential & Energy Planetary Motion The Solar System Astronomical Distances Stellar Evolution (Life Cycle of Stars) Stellar Radiation & Luminosity Stellar Spectra The Big Bang Theory Universe Evolution 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. (Note: The following 3 lessons are more content-focused and so do not include example questions in the presentation: The Solar System, Stellar Evolution and Free & Forced Oscillations) 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

21 A Level Physics worksheets containing questions for the topic: Newtonian World & Astrophysics (Module 5) Each worksheet includes a set of model answers In total, there are approximately 134 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: States of Matter & Temperature Specific Heat Capacity & Latent Heat The Gas Laws Ideal Gas Equation Pressure of an Ideal Gas Internal Energy of an Ideal Gas Circular Motion Centripetal Force & Acceleration Simple Harmonic Motion Damping: Free & Forced Oscillations Gravitational Fields Gravitational Field Strength Gravitational Potential & Energy Planetary Motion The Solar System Astronomical Distances Stellar Evolution (Life Cycle of Stars) Stellar Radiation & Luminosity Stellar Spectra The Big Bang Theory Universe Evolution 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 Capacitors for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -capacitance; C = Q/V ; the unit farad -charging and discharging of a capacitor or capacitor plates with reference to the flow of electrons -p.d. against charge graph for a capacitor; energy stored is area under graph -energy stored by capacitor; W = 1/2QV, W = 1/2Q²/C, W = 1/2V²/C -uses of capacitors as storage of energy This lesson includes: -A full presentation including 4 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 Electric Fields for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -electric fields are due to charges -modelling a uniformly charged sphere as a point charge at its centre -electric field lines to map electric fields -electric field strength; E = F/Q -Coulomb’s law; F = Qq/4πε0r² for the force between two point charges -electric field strength E = Q/4πε0r² for a point charge -the concept of electric fields as being one of a number of forms of field giving rise to a force. This lesson includes: -A full presentation including 4 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 Investing Capacitors (Charging + Discharging) for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -charging and discharging capacitor through a resistor -techniques and procedures to investigate the charge and the discharge of a capacitor using both meters and data-loggers -graphical methods and spreadsheet modelling of the equation ΔQ/Δt = -Q/CR for a discharging capacitor 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.

This resource is a complete lesson that covers Capacitors in Circuits for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -total capacitance of two or more capacitors in series; 1/C = 1/C1 + 1/C2 + … -total capacitance of two or more capacitors in parallel; C = C1 + C2 + … -analysis of circuits containing capacitors, including resistors -techniques and procedures used to investigate capacitors in both series and parallel combinations using ammeters and voltmeters. 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 Electric Potential & Field Comparisons (Electric & Gravitational) for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -electric potential at a point as the work done in bringing unit positive charge from infinity to the point; electric potential is zero at infinity -electric potential V = Q/4πε0r at a distance r from a point charge; changes in electric potential -capacitance C = 4πε0R for an isolated sphere including derivation from equation for electric potential and Q = VC -force–distance graph for a point or spherical charge; work done is area under graph -electric potential energy = Vq = Qq/4πε0r a distance r from a point charge Q. -similarities and differences between the gravitational field of a point mass and the electric field of a point charge 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 Capacitors Calculations (Charging + Discharging) for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -time constant of a capacitor–resistor circuit; τ = CR -equations of the form x = x₀e^-t/CR and x = x₀(1 - e^-t/CR) for capacitor–resistor circuits -exponential decay graph; constant-ratio property of such a graph. This lesson includes: -A full presentation including 4 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 Uniform Electric Fields for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -uniform electric field strength; E = V/d -parallel plate capacitor; permittivity; C = ε0A/d , C = εA/d , ε = εrε0 -motion of charged particles in a uniform electric field. 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 Magnetic Fields for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -magnetic fields are due to moving charges or permanent magnets -magnetic field lines to map magnetic fields -magnetic field patterns for a long straight current-carrying conductor, a flat coil and a long solenoid -Fleming’s left-hand rule 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.

This resource is a complete lesson that covers Magnetic Flux Density for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -magnetic flux density; the unit tesla. -force on a current-carrying conductor; F = BILsinθ -techniques and procedures used to determine the uniform magnetic flux density between the poles of a magnet using a current-carrying wire and digital balance 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 Magnetic Flux & Flux Linkage for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -magnetic flux φ; the unit weber;  φ = BAcosθ -magnetic flux linkage 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 Faraday’s Law & Lenz’s Law for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -Faraday’s law of electromagnetic induction and Lenz’s law -techniques and procedures used to investigate magnetic flux using search coils -e.m.f. = − rate of change of magnetic flux linkage; ε = - Δ(Nφ)/Δt -the e.m.f. induced in a conducting rod of length L moving through a perpendicular uniform magnetic field B at constant velocity v is -BLv (including derivation). -electromagnetic induction graphs 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.