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OCR AS Physics: Diodes
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OCR AS Physics: Diodes

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OCR AS Physics A: Diodes is a part of the Module 4: Electrons, Waves, and Photons. PowerPoint with worked examples and homework. Polarity of diodes Conventional current and diodes Plotting I-V curves for diodes Describing I-V curves for diodes
OCR AS Physics: Combining Resistors
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OCR AS Physics: Combining Resistors

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OCR AS Physics A: Combining Resistors is a part of the Module 4: Electrons, Waves, and Photons. PowerPoint with worked examples and homework. Rules for adding resistors in series and parallel Applying adding resistors in series and parallel
OCR AS Physics: Analysing Circuits
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OCR AS Physics: Analysing Circuits

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OCR AS Physics: Analysing Circuits is a part of the Module 4: Electrons, Waves, and Photons. PowerPoint with worked examples and homework. Drawing and labeling circuit diagrams Adding Resistors in Series and Parallel Ohm’s Law Kirchhoff’s Laws The Electrical Power Equation
GCSE OCR Physics: Circuit Calculations
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GCSE OCR Physics: Circuit Calculations

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This presentation covers OCR Gateway Physics 9-1 P3.2.6 Circuit Calculations. Measuring current and potential difference Adding resistors in series and parallel Rearranging Ohm’s Law Rules for series circuits Worked solutions to series circuit exam questions Rules for parallel circuits Worked solutions to parallel circuit exam questions
GCSE Physics: Density
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GCSE Physics: Density

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This presentation covers OCR Gateway Physics 9-1 P1.2.1 Presentation includes Calculating volume for regular shapes Conversion from grams (g) to kilograms (kg) and centimetres (cm) to meters (m) with exercise and answers Converting with standard form with examples and solutions Applying the density equation with examples and solutions Proportionalities Plenary exam question and solution
GCSE Physics: Density Practical
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GCSE Physics: Density Practical

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This presentation covers OCR Gateway Physics 9-1 P1.2.1 Presentation includes Conversion from grams (g) to kilograms (kg) and centimetres (cm) to meters (m) with exercise and answers Finding volume of regular and irregular shapes Plenary Exam Question and Answer
GCSE Physics: Specific Heat Capacity
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GCSE Physics: Specific Heat Capacity

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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
GCSE Physics: Pressure and Surface Area
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GCSE Physics: Pressure and Surface Area

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This presentation covers OCR Gateway Physics 9-1 P1.3.2 Pressure and Volume This presentation includes: Calculating surface area Pressure equation with worked example Rearranging pressure equation Pressure equation problems with full solutions
GCSE Physics: Pressure and Volume
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GCSE Physics: Pressure and Volume

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This presentation includes: Pressure x Volume = Constant Worked Examples Plotting of pressure-volume graph Explanation of increasing energy and temperature with bike pump
GCSE Physics: Work Done and Elastic Energy
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GCSE Physics: Work Done and Elastic Energy

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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
OCR AS level Chemistry: Alkenes
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OCR AS level Chemistry: Alkenes

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OCR AS level Chemistry: Alkenes is apart of the Module 4: Core Organic Chemistry and Analysis All presentations come with worked examples, solutions and homeworks Comparing pi-bond (π-bond) and sigma bonds (σ-bonds). Aliphatic alkenes and alicyclic arrangements of molecules s, p, d orbitals for electrons Trigonal planar shape of alkanes leading to 120 degree bond angle. E/Z isomerism Conditions for trans- and cis- isomerism Cahn-Ingold-Prelog rules and priority ordering Alkene addition reactions: Hydrogen with a nickel catalyst Halogens Hydrogen halide Steam with an acid catalyst Test for unsaturated alkenes. Bond enthalpy for sigma and pi bonds. Electrophile molecules Electronegativity Reaction mechanisms for addition reaction of alkenes and hydrogen halides Carbocations and stability Markownikoff’s Rule Monomers and repeat units Addition Polymerisation for: Polyethene Polypropene Polylactate Polystyrene Polyvinyl Chloride (PVC) Environmental Concerns from polymers including: Combustion of polymers recycling PVC biogradeable bioplastics photodegradable polymers feedstock recycling
GCSE Physics: Electrical Power and Work Done
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GCSE Physics: Electrical Power and Work Done

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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
GCSE Physics: Efficiency
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GCSE Physics: Efficiency

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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
GCSE Physics: Everyday Motion
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GCSE Physics: Everyday Motion

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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
GCSE Physics: Reaction Time and Thinking Distance
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GCSE Physics: Reaction Time and Thinking Distance

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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
GCSE Physics: Forces in Collisions
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GCSE Physics: Forces in Collisions

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This presentation covers OCR Gateway Physics 9-1 P8.1.4 Forces in Collisions. All presentations come with student activities and worked solutions. Large accelerations produce large forces. Values of g that cause severe injury or death Road Safety Newton’s First Law and seat belts Crumple zones Force = Mass x Acceleration Acceleration = Change in velocity /Time taken Estimating speed, accelerations and forces involved in large accelerations for everyday road transport.