Comprehensive lesson containing a full presentation and worksheet. Model answers for the worksheet are included This resource covers drag & terminal velocity for the OCR A Level Physics A course. However, it is also useful for other exam boards. This lesson teaches the following content: -drag as the frictional force experienced by an object travelling through a fluid -factors affecting drag for an object travelling through air -motion of objects falling in a uniform gravitational field in the presence of drag -terminal velocity -techniques and procedures used to determine terminal velocity in fluids. Click on the links below to check out some of our other FREE A Level Physics resources: Mass, Weight & Force Basics Lesson Net Forces & Equilibrium Lesson Moments & Torques Lesson Density, Pressure & Upthrust Lesson

Comprehensive lesson containing a full presentation and worksheet. Model answers for the worksheet are included This resource covers density, pressure & upthrust for the OCR A Level Physics A course. However, it is also useful for other exam boards. This lesson teaches the following content: -density; ρ = m/V -pressure; p = F/A for solids, liquids and gases -p = hρg; upthrust on an object in a fluid; Archimedes’ principle. Click on the links below to check out some of our other FREE A Level Physics resources: Mass, Weight & Force Basics Lesson Net Forces & Equilibrium Lesson Moments & Torques Lesson Drag & Terminal Velocity Lesson

A Level Physics worksheet containing questions about the lesson: Moments & Torques Model Answers Included 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 other 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

A Level Physics worksheet containing questions about the lesson: Density, Pressure & Upthrust Model Answers Included 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 other 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

Comprehensive lesson containing a full presentation and worksheet. Model answers for the worksheet are included This resource covers moments & torques for the OCR A Level Physics A course. However, it is also useful for other exam boards. This lesson teaches the following content: -moment of force -couple; torque of a couple -the principle of moments -equilibrium of an object under the action of forces and torques Click on the links below to check out some of our other FREE A Level Physics resources: Mass, Weight & Force Basics Lesson Net Forces & Equilibrium Lesson Drag & Terminal Velocity Lesson Density, Pressure & Upthrust Lesson

Comprehensive lesson containing a full presentation and worksheet. Model answers for the worksheet are included This resource covers net forces & equilibrium for the OCR A Level Physics A course. However, it is also useful for other exam boards. This lesson teaches the following content: -net force = mass × acceleration; F = ma -one- and two-dimensional motion under constant force. -condition for equilibrium of three coplanar forces; triangle of forces. Click on the links below to check out some of our other FREE A Level Physics resources: Mass, Weight & Force Basics Lesson Moments & Torques Lesson Drag & Terminal Velocity Lesson Density, Pressure & Upthrust Lesson

Comprehensive lesson containing a full presentation and worksheet. Model answers for the worksheet are included This resource covers mass, weight and force basics for the OCR A Level Physics A course. However, it is also useful for other exam boards. This lesson teaches the following content: -the newton as the unit of force -weight of an object; W = mg -the terms tension, normal contact force, upthrust and friction -free-body diagrams -centre of mass; centre of gravity; experimental determination of centre of gravity Click on the links below to check out some of our other FREE A Level Physics resources: Net Forces & Equilibrium Lesson Moments & Torques Lesson Drag & Terminal Velocity Lesson Density, Pressure & Upthrust Lesson

A Level Physics worksheet containing questions about the lesson: Drag & Terminal Velocity Model Answers Included 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 other 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

A Level Physics worksheet containing questions about the lesson: Mass, Weight & Force Basics Model Answers Included 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 other 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

A Level Physics worksheet containing questions about the lesson: Net Forces & Equilibrium Model Answers Included 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 other 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 5 free complete lessons that cover the topic Forces in Action for the OCR A Level Physics A course. Although this resource is designed for the OCR A specification, the content covered is suitable for other exam boards too. Lessons Included: -Mass, Weight & Force Basics -Net Forces & Equilibrium -Moments & Torques -Drag & Terminal Velocity -Density, Pressure & Upthrust

This resource is a complete lesson that covers Resistance & Resistivity for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches 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 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 The Nucleus for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -relative sizes of atom and nucleus -strong nuclear force; short-range nature of the force; attractive to about 3 fm and repulsive below about 0.5 fm -radius of nuclei; R = r₀A^1/3 where r₀ is a constant and A is the nucleon number -mean densities of atoms and nuclei. 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 Medical Uses of Nuclear Radiation for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -medical tracers; technetium–99m and fluorine–18 -gamma camera; components – collimator, scintillator, photomultiplier tubes, computer and display; formation of image -diagnosis using gamma camera -positron emission tomography (PET) scanner; annihilation of positron–electron pairs; formation of image -diagnosis using PET scanning. -microscopic and macroscopic risks of ionising radiation 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 Fission Reactors for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -understand what is meant by a chain reaction -basic structure of a fission reactor; components – fuel rods, control rods and moderator -environmental impact of nuclear waste 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 Nuclear Fission & Fusion for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -induced nuclear fission -nuclear fusion; fusion reactions and why very high temperatures are required -balancing nuclear transformation equations. -energy released (or absorbed) in simple nuclear reactions -binding energy per nucleon against nucleon number curve; calculating energy changes in reactions 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 Binding Energy for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -mass defect; binding energy; binding energy per nucleon -binding energy per nucleon against nucleon number curve -binding energy of nuclei using ΔE = Δmc² and masses of nuclei 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 X-Ray Imaging for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -basic structure of an X-ray tube; components – heater (cathode), anode, target metal and high voltage supply -production of X-ray photons from an X-ray tube -X-ray attenuation mechanisms; simple scatter, photoelectric effect, Compton effect and pair production -attenuation of X-rays; I = I₀e^µx where µ is the attenuation (absorption) coefficient -X-ray imaging with contrast media; barium and iodine -computerised axial tomography (CAT) scanning; components – rotating X-tube producing a thin fan-shaped X-ray beam, ring of detectors, computer software and display -advantages of a CAT scan over an X-ray image. 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 Medical Uses of Ultrasound for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -ultrasound; longitudinal wave with frequency greater than 20 kHz -acoustic impedance of a medium; Z =  ρc -reflection of ultrasound at a boundary; Ir / I₀ =(Z₂ - Z₁)² / (Z₂ + Z₁)² -piezoelectric effect; ultrasound transducer as a device that emits and receives ultrasound -advantages and disadvantages of ultrasound in medical scans -ultrasound A-scan and B-scan -impedance (acoustic) matching; special gel used in ultrasound scanning -Doppler effect in ultrasound; speed of blood in the patient Δf/f = 2vcosθ/c for determining the speed v of blood. 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 Foundations of Physics for the OCR A Level Physics A course. However, it is useful for other exam boards too. This lesson teaches the following content: -physical quantities have a numerical value and a unit -making estimates of physical quantities listed in this specification. -Système Internationale (S.I.) base quantities and their units – mass (kg), length (m), time (s), current (A), temperature (K), amount of substance (mol) -derived units of S.I. base units -checking the homogeneity of physical equations using S.I. base units -prefixes and their symbols to indicate decimal submultiples or multiples of units – pico ( p ), nano (n), micro (μ), milli (m), centi ( c ), deci (d), kilo (k), mega (M), giga (G), tera (T) -systematic errors (including zero errors) and random errors in measurements -precision and accuracy -absolute and percentage uncertainties when data are combined by addition, subtraction, multiplication, division and raising to powers -graphical treatment of errors and uncertainties; line of best fit; worst line; absolute and percentage uncertainties; percentage difference -scalar and vector quantities This lesson includes: -A full presentation including 9 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.