OCR A level Physics: 22.5 Electric Potential and Energy Module 6 Particles and Medical Physics This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Definition of electric potential energy Definition of electric potential. Definition of electric potential difference. Using a force-distance graph to determine electric potential energy Using electron-volts and joules in calculations Capacitance of an isolated charged sphere

OCR A level Physics: 22.4 Charged particles in uniformed electric fields Module 6 Particles and Medical Physics This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Equations for constant acceleration Maximum kinetic energy of a charged particle in a uniformed field Sketching trajectories for charged particles in uniformed fields Calculating velocities for horizontal and vertical components

OCR A level Physics: 22.3 Uniformed electric fields & capacitance Module 6 Particles and Medical Physics This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Liquid crystal displays (LCDs) Electric field between two charged parallel plates Deriving an equation for electric field strength of a parallel plate capacitor. Accelerating charged particles in a uniformed electric field Capacitance of a parallel plate capacitor with an insulating (dielectric) material - relative permittivity Millikan’s experiment

OCR A level Physics: 22.2 Coulomb’s Law Module 6 Particles and Medical Physics This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Electric force related to the product of charge and square of the separation The constant of proportionality 𝑘 Permittivity of free space Experiment for investigating Coulomb’s Law Electric Field Strength and Coulomb’s Law

OCR A level Physics: 22.1 Electric Fields Module 6 Particles and Medical Physics This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Electric field line pattern from point charges, uniformly charged objects, and capacitors. Rules for electric field lines Interacting field lines for attraction and repulsion Detecting electric fields with a charged gold leaf Definition of electric field strength Explaining that electric field strength is a vector with magnitude and direction Apply the equation for electric field strength

OCR A level Physics: 21.5 Charging Capacitors Module 6 Particles and Medical Physics This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Calculating power output from a circuit containing a capacitor A rectifier circuit - changing an alternating input to a smooth output

OCR A level Physics: 21.5 Charging Capacitors Module 6 Particles and Medical Physics This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Explaining how capacitors charge with a resistor in series Explaining how 𝑉, 𝐼, or 𝑄, change with time 𝑡 for a charging capacitor. Sketching graphs for 𝑉, 𝐼, or 𝑄, after time 𝑡 for a charging capacitor. Calculating 𝑉, 𝐼, or 𝑄, change with time 𝑡 for a charging capacitor.

OCR A level Physics: 21.4 Discharging Capacitors Module 6 Particles and Medical Physics This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Exponential increase and exponential decay Explaining how capacitors discharge through a resistor in parallel Definition of time constant for a capacitor Showing that time constant has units of seconds Iterative method for finding how capacitors discharge Using exponentials and logs. Solving a differential equation (needed for A-level Maths).

OCR A level Physics: 21.3 Energy Stored by Capacitors Module 6 Particles and Medical Physics This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Work done of a capacitor depends upon the initial potential difference and capacitance. Work done is provided by the source of potential difference. Deriving three equations for work done of a capacitor.

OCR A level Physics: 21.2 Capacitors in Circuits Module 6 Particles and Medical Physics This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Uses of capacitors in circuits. Rules for capacitors in parallel (potential difference, charge, and capacitance). Rules for capacitors in series (potential difference, charge, and capacitance). Applying the rules in series and parallel. Creating a circuit to calculate the charge stored on the capacitor.

OCR A level Physics: 21.1 Capacitors Module 6 Particles and Medical Physics This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Electrical quantities, symbols, and units SI prefixes and standard form Definition of a capacitor Structure of a capacitor Calculating capacitance, charge, and potential difference.

OCR A level Physics: 20.4 The Big-bang Module 5 Newtonian World and Astrophysics This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Georges Lemaître’s Theory Evidence for the Big Bang Model Hubble’s Law (expanding Universe) Microwave Background Radiation Source of the Microwave Background Radiation Hubble’s constant and the age of the Universe

OCR A level Physics: 20.5 Evolution of the Universe Module 5 Newtonian World and Astrophysics This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: The evolution of the Universe from the Big-bang to 13.7 billion years later The composition of the Universe Experimental evidence for dark matter Experimental evidence for dark energy

OCR A level Physics: 20.3 Hubble’s Law Module 5 Newtonian World and Astrophysics This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: The Cosmological Principle Hubble’s Observations Hubble’s Law Hubble’s constant and the gradient of a graph Converting between km s-1 Mpc-1 into s-1 The expanding Universe model.

OCR A level Physics: 20.2 The Doppler Effect Module 5 Newtonian World and Astrophysics This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: The definition of the Doppler effect Changes in pitch of sound waves due to relative motion Absorption spectra and electron energy levels Red-shift and blue-shift absorption spectra The Doppler equation The condition for velocity for the Doppler equation

OCR A level Physics: 19.7 Stellar Luminosity Module 5 Newtonian World and Astrophysics This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: The electromagnetic spectrum, frequency/wavelength, and temperature Black body radiation Wein’s displacements law Stefan’s law (Stefan-Boltzmann law)

OCR A level Physics: 20.1 Astronomical Distances Module 5 Newtonian World and Astrophysics This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Astronomical distances: light-years, parsec, astronomical unit Astronomical angles - degree, arcminute, arcsecond Parallax Angle

OCR A level Physics: 19.5 Spectra Module 5 Newtonian World and Astrophysics This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: The electromagnetic spectrum and wavelengths Definition of spectroscopy Electrons and energy levels Continuous spectra Emission spectra from gases Absorption spectra from gases

OCR A level Physics: 19.6 Analysing Starlight Module 5 Newtonian World and Astrophysics This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Electromagnetic interference Double slit experiment Path and phase difference Diffraction grating The grating equation Lines per millimeter to grating spacing Maximum order, n Maximum number of maxima

OCR A level Physics: 19.4 Energy Levels in Atoms Module 5 Newtonian World and Astrophysics This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Atoms have different electron arrangements Ground state energy Bound electron states being negative Converting between joules and electronvolts Calculating the change of energy between energy states Calculating a photon’s frequency and wavelength