OCR AS Physics: Internal Resistance is a part of the Module 4: Electrons, Waves, and Photons. PowerPoint with worked examples and homework. Find lost volts and terminal potential difference from a source of emf Calculate internal resistance of a cell Calculate internal resistance of a cell with a graph Calculate EMF of a source

OCR AS Physics: Wave Properties is a part of the Module 4: Electrons, Waves, and Photons. PowerPoint with worked examples and homework.

This presentation covers OCR Gateway Physics 9-1 P3.1.2 Electrical Current Conditions for current to flow Conventional current and electron flow Measuring current with ammeters Current at junctions Converting from mA to A Rearranging equations Determining current and charge flow with equation

This lesson presentations covers OCR Gateway Physics 9-1 P4.2.5 Transformers. Examples of transformers in everyday life Structure of a transformer Step-up and Step-down transformers Transformer equation and rearranging equations. Worked Examples and Student problems with worked solutions. Explanation for use of step-up transformers - efficiency

This presentation covers OCR Gateway Physics 9-1 P1.1.2 Scientific Models Dalton’s model Rutherford’s model Bohr’s model

This presentation covers OCR Gateway Physics 9-1 P1.2.3 Presentation includes: Definition of SHC Real life examples of SHC SHC equation with example SHC equation questions with worked solutions Exam question with solution

This presentation covers OCR Gateway Physics 9-1 P6.1.3 Nuclear Equations All presentations come with student activities and worked solutions. Nuclear Notation - mass number and atomic number Nuclear equations for emissions of: Alpha radiation Beta radiation Gamma radiation

OCR A level Physics: Solids, Liquids and Gases is a part of the Module 5: Newtonian World and Astrophysics. The PowerPoint presentation includes worked examples, solutions and a homework.

OCR A level Physics: Specific Heat Capacity is a part of the Module 5: Newtonian World and Astrophysics. The PowerPoint presentation includes worked examples, solutions and a homework.

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 P7.2.3 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 P7.2.5 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

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: 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: 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 AS Physics: LDR is a part of the Module 4: Electrons, Waves, and Photons. PowerPoint with worked examples and homework. Materials and uses of LDRs Creating an experiment to understand LDRs LDRs relationship with light intensity

OCR AS Physics A: Resistance is a part of the Module 4: Electrons, Waves, and Photons. PowerPoint with worked examples and homework. Definition of an ohm. Temperature and resistance for metallic conductors (wires) The ohm in base SI units I against V graphs and resistance

OCR AS level Physics: Kirchhoff’s Laws and circuit diagrams is a part of the Module 4: Electrons, Waves, and Photons. PowerPoint with worked examples and homework. Definitions of Kirchhoff’s 1st and 2nd Law Applying Kirchhoff’s 2nd Law Drawing circuit diagrams for parallel and series circuits