These presentations cover the OCR Gateway Physics 9-1 P5.2.1 Electromagnetic Waves. Includes student activities and full worked answers. Order of the electromagnetic spectrum Wavelength and frequency relationship Application of wave speed equation Rearranging equation Producing and detecting radio waves

This presentation covers OCR Gateway Physics 9-1 P6.2.3 Nuclear Fusion This PowerPoint is a whole lessons included with student activities and animated answers. Mass and energy equivalence Nuclear fusion conditions Fuel for nuclear fusion Benefits of nuclear fusion Nuclear equations Comparing nuclear fusion and fission

OCR A Level Physics:Newton’s Law of Gravitation presentation, homework and answers.

This presentation covers OCR Gateway Physics 9-1 P7.1.1b Kinetic energy and Work done. PowerPoint includes student activities with fully worked answers included. Work done and kinetic energy equations Rearranging equations Mechanical energy transfer and work done Kinetic store transfered mechanically to a thermal store through brakes.

This presentation covers OCR Gateway Physics 9-1 P7.1.4 Work Done and Spring Energy. Use of Springs Measuring Extension of a Spring Rearranging Spring Energy Equation Rearranging Kinetic Energy Equation Practice Questions with Worked Solutions

This presentation covers OCR Gateway Physics 9-1 P7.1.7 Gravitational and Elastic Energy Energy transfers with links to sport and PE. Employer-mentor links with physics and sports Exam Style Question with worked solutions Rearranging equations Practice Questions with worked solutions

This presentation covers OCR Gateway Physics 9-1 P7.1.3 Work Done, Kinetic and Thermal Energy Comes complete with students activities and fully worked solutions. Energy transfers to thermal store. Thermal energy, equation, and specific heat capacity. Work done equation and kinetic energy equation. Rearranging equations. Applying equations. Student questions with fully worked solutions.

This presentation covers OCR Gateway Physics 9-1 P7.1.5 Gravitational Energy Gravitational fields Rearranging Gravitational Energy Equation Exam question with worked solutions Practice questions with worked solutions Analysing graphs and gradients.

OCR AS Physics: Analysing Circuits is a part of the Module 4: Electrons, Waves, and Photons. PowerPoint with worked examples and homework. Kirchhoff’s Laws for potential difference Thermistors and LDRs in sensing circuits Ratio of resistances and ratio of potential differences

This presentation covers OCR Gateway Physics 9-1 P3.2.7 Sensing Circuits Potential difference in series and parallel circuits Lamps in series and parallel Gravitational potential and potential difference LDR and Thermistor in potential divider circuits Using LDRs to control security lights Using thermistors to control heating/cooling circuits Exam questions with worked solutions

This presentation covers OCR Gateway Physics 9-1 P7.2.1 Electrical Power and Work Done. All presentations come with student activities and worked solutions. Definition of power Converting between W and kW Converting between seconds, minutes, and hours Calculating work done in kWh and J Converting between kWh and J

This presentation covers OCR Gateway Physics 9-1 P7.2.3 Electrical Heating Transfers. All presentations come with student activities and worked solutions. Walls and Insulation Thermal energy dissipation Reducing thermal energy dissipation with lubrication and insulation Heating substances and state changes Work done = Power x Time Change in thermal energy = Mass x Specific Heat Capacity x Change in temperature Thermal energy for state change = Mass x Specific latent heat

This presentation covers OCR Gateway Physics 9-1 P7.2.2 Electrical Energy Transfers. All presentations come with student activities and worked solutions. Energy stores Energy transfers Current heats wires Wasted energy in motors and heating elements Specific heat capacity and electrical energy Thermal energy = Mass x Specific Heat Capacity x Change in Temperature Energy = Charge x Potential Difference

This presentation covers OCR Gateway Physics 9-1 P7.2.5 Efficiency. All presentations come with student activities and worked solutions. Efficiency Ratings Improving efficiency with insulation and lubrication Maximum efficiency Efficiency equation Sankey diagrams

This presentation covers OCR Gateway Physics 9-1 P8.1.1 Everyday Motion. All presentations come with student activities and worked solutions. Average speeds of walking, running, cycling, cars, trains, wind, sound, and light. The speed equation The acceleration equation Explaining average speed camera Explaining instantaneous speed camera Estimating everyday accelerations Calculating speed from rotation speed and circumference of wheels Converting from miles per hour to meters per second

This presentation covers OCR Gateway Physics 9-1 P8.1.2 Reaction Time and Thinking Distance. All presentations come with student activities and worked solutions. Reaction time definition Factors that increase reaction time Simple reaction time experiment Thinking distance Rearranging equations Speed equation (Final velocity)2 – (Initial velocity)2 = 2 x Acceleration x Distance v2 – u2 = 2 a s