This resource is a complete lesson that covers Quarks & Antiquarks for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -simple quark model of hadrons in terms of up (u), down (d) and strange (s) quarks and their respective anti-quarks -quark model of the proton (uud) and the neutron (udd) -charges of the up (u), down (d), strange (s), anti-up (u), anti-down (d) and the anti-strange (s) quarks as fractions of the elementary charge e -beta-minus (β-) decay; beta-plus (β+) decay -quark confinement -β– decay in terms of a quark model; d -> u + (β–) + v̅ -β+ decay in terms of a quark model; u -> d + (β+) + v -balancing of quark transformation equations in terms of charge -decay of particles in terms of the quark model. 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 Forces on Charged Particles for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -force on a charged particle travelling at right angles to a uniform magnetic field; F = BQv including derivation -charged particles moving in a uniform magnetic field; circular orbits of charged particles in a uniform magnetic field; r = mv/BQ including derivation -charged particles moving in a region occupied by both electric and magnetic fields; velocity selector; v = E/B 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 States of Matter & Temperature for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -thermal equilibrium -absolute scale of temperature (i.e. the thermodynamic scale) that does not depend on property of any particular substance -temperature measurements both in degrees Celsius (°C) and in kelvin (K) -T(K) ≈ θ(°C)+273 -solids, liquids and gases in terms of the spacing, ordering and motion of atoms or molecules -simple kinetic model for solids, liquids and gases -Brownian motion in terms of the kinetic model of matter and a simple demonstration using smoke particles suspended in air -internal energy as the sum of the random distribution of kinetic and potential energies associated with the molecules of a system -absolute zero (0 K) as the lowest limit for temperature; the temperature at which a substance has minimum internal energy -increase in the internal energy of a body as its temperature rises -changes in the internal energy of a substance during change of phase; constant temperature during change of phase. 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 Kinetic & Gravitational Potential Energy for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -kinetic energy of an object; Ek = 1/2mv2 including derivation -gravitational potential energy of an object in a uniform gravitational field; Ep = mgh including derivation 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 Stress-Strain Graphs for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -stress–strain graphs for typical ductile, brittle and polymeric materials 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 Impulse & Vehicle Safety for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -impulse of a force; impulse = change in momentum -impulse is equal to the area under a force–time graph. -vehicle safety design -risks of vehicle safety features 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 Conductors & I-V Characteristics for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -Ohm’s Law & ohmic conductors -I–V characteristics of resistor, filament lamp, thermistor, diode and light-emitting diode (LED) -techniques and procedures to investigate the I-V characteristics of components. -negative temperature coefficient (NTC) thermistor; variation of resistance with temperature. -light-dependent resistor (LDR); variation of resistance with light intensity. -investigating the resistance of NTC thermistors -investigating the resistance of LDRs 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 The Potential Divider for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -potential divider circuit -potential divider equations; V1/V2 = R1/R2 and Vout = R2 / (R1 + R2) x Vin -potential divider circuits with variable components e.g. LDR and thermistor -Potentiometers -techniques and procedures used to investigate potential divider circuits which may include a sensor such as a thermistor 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.

A Level Physics worksheet containing questions about the lesson: Hooke’s Law Model Answers Included This worksheet covers the following content: -tensile and compressive deformation; extension and compression. -Hooke’s law. -force constant k of a spring or wire; F = kx. -force–extension (or compression) graphs for springs and wires. -force constant of a spring system in series and parallel. -techniques and procedures used to investigate force–extension characteristics. 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.

A Level Physics worksheet containing questions about the lesson: Resistance & Resistivity Model Answers Included This worksheet covers the following content: -resistance; R = V / I ; the unit ohm -resistivity of a material; the equation R = pL / A -the variation of resistivity of metals and semiconductors with temperature -techniques and procedures used to determine the resistivity of a metal. 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 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.

A Level Physics worksheet containing questions about the lesson: Superposition & Interference Model Answers Included This worksheet covers 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 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.