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 AS level Physics: Projective Motion is a part of the Module 3: Forces and Motion Presentation come with worked examples, solutions and homeworks. Includes: Resolving vectors in 2D Pythagoras’ theorem: Equations of constant acceleration - suvat equations Projectiles being dropped Projectiles fired at and angle to the horizontal Velocity-time graphs

OCR A level Physics: 19.3 Hertzsprung-Russell Diagram 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: Definition of luminosity Usual axis choice of a HR diagram. Identifying the positions of the main sequence, white dwarfs, red giants, and red supergiants. Description of how stellar evolution is shown in a Hertzsprung-Russell diagram.

This presentation covers OCR Gateway Physics 9-1 P6.2.2 Nuclear Fission This PowerPoint is a whole lessons included with student activities and animated answers. Conservation of mass Uranium as a nuclear fission fuel Nuclear fission process Chain reactions in nuclear fission reactions Control rods and moderators in nuclear reactors Benefits and disadvantages of nuclear fission reactors. Mass-Energy Equivalence

This presentation covers OCR Gateway Physics 9-1 P8.2.4 Mains Electricity This PowerPoint is a whole lessons included with student activities and animated answers. Domestic Electrical Supply being 230 V, AC at 50 Hz. Direct potential difference and alternating potential difference. Reasons for insulation on wires. Potential Difference between different conductors. Function of the earth conductor. Double insulation and no earth wire. Reasons the live wire is dangerous. Reasons why live to earth is dangerous.

OCR AS level Physics: Resistance and Resistivity is a part of the Module 4: Electrons, Waves, and Photons. PowerPoint with worked examples and homework. Factors affecting resistance Calculating resistivity Resistivity and temperature Experimentally determining resistivity Using a graph to calculate resistivity

This PowerPoint presentation with worked examples and student questions covers: • Definition of Hooke’s Law • Converting from centimeters to meters • Converting from millimeters to meters • Calculating the spring constant from a gradient of a force-extension graph • The parallax effect and good experimental practice • Data analysis (calculating mean and significant figures).

OCR AS Physics A: Potential Divider is a part of the Module 4: Electrons, Waves, and Photons. PowerPoint with worked examples and homework. Application of the ratio of resistances Application of the potential divider circuit Deriving the potential divider equation Rearranging the potential divider equation

This presentation covers OCR Gateway Physics 9-1 P6.1.5 Radiation in and out of atoms. This PowerPoint is a whole lessons included with student activities and animated answers. Arrangements of electrons and distance from the nucleus Electron energy levels Absorbing electromagnetic radiation Electromagnetic radiation and energy Absorption spectra Emission spectra Discovery of helium

OCR A level Physics: 18.4 Kepler’s Laws This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: The terms: eccentricity, aphelion, perihelion, astronomical unit Kepler’s First Law Kepler’s Second Law Kepler’s Third Law Graphs of T^2 against r^3 to determine the gradient (constant of proportionality, k). Equating (4π)^2/𝐺𝑀 to the gradient (constant of proportionality, k)

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: 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: 21.4 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).

This lesson presentations covers OCR Gateway Physics 9-1 P4.2.6 Speakers and Microphones. Definition of sound waves. Structure and operation of a speaker. Fleming’s left hand rule. Structure and operation of a microphone. Electromagnetic induction. Comparison of speakers and motors. Comparison of microphone and generators. Comparing microphones and speakers

OCR A level Physics: 18.6 Gravitational Potential 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: Center of mass and treating spherical objects as point masses Gravitational fields Definition of gravitational potential Applying the gravitational potential equation Graph of gravitational potential against distance (V against r) Combining gravitational potentials from more than one mass

This presentation covers OCR Gateway Physics 9-1 P2.2.6 Momentum Equation Rearranging the momentum equation Momentum as a vector Vector addition with momentum Exam question with worked solutions Student problems with answers Proportionalities