OCR AS level Physics: Displacement and Velocity is a part of the Module 3: Forces and Motion Presentation come with worked examples, solutions and homeworks.

OCR AS level Physics: Stopping Distances is a part of the Module 3: Forces and Motion Presentation come with worked examples, solutions and homeworks.

OCR AS level Physics: Work Done and Energy is a part of the Module 3: Work, Energy and Power. Presentation come with worked examples, solutions and homeworks.

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

This PowerPoint presentation with worked examples and student questions covers: • The position of metals and non-metals on the periodic table • The ions metals and non-metals form • The ion composition of solutions • Electrodes, cations and anions • The products of electrolysis of solutions • Keyword descriptions and revision tips

OCR A level Chemistry: 25.2 Electrophilic Substitution Reactions of Benzene This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Defining an electrophile Substitution reactions Nitration of Benzene Reaction mechanisms Halogenation of Benzene Common Halogen Carriers Friedel-Crafts Alkylation Reactions Acyl Chloride Acylation Reactions of Benzene Reactivity of Alkenes and Arenes

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

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 P4.2.1 Forces, Current and Fleming’s Left Hand Rule. This presentation includes: Interacting Magnetic Field Lines Increasing Magnitude of the force on a current carrying conductor Applying Fleming’s Left Hand Rule

This presentation covers OCR Gateway Physics 9-1 P1.3.1 Gas Pressure and Temperature This presentation includes: Introduction to kinetic theory Relationship between temperature and pressure Force by gas particles being normal to surface Graph plotting - Extrapolation to absolute zero Health and safety video on gas canisters and fires

This presentation covers material for OCR Physics Gateway 9-1 P2.1.1 Covered: Measuring and calculating Accuracy of stop watch vs light gate Conversion of units Exam style question Worked examples Students questions with answers

OCR AS Physics A: The Photon Model is a part of the Module 4: Electrons, Waves, and Photons. Full lesson PowerPoint with worked examples and homework with complete worked answers. Energy of a single photon Converting from electron-volts to Joules. Frequency of the electromagnetic spectrum Determining Plank’s constant with LEDs Threshold potential difference difference

OCR AS level Physics: Current and Charge is a part of the Module 4: Electrons, Waves, and Photons. Presentation come with worked examples, solutions and homeworks.

OCR AS level Physics: More Vectors is a part of the Module 2: Foundations of Physics Presentation come with worked examples, solutions and homeworks.

OCR AS level Physics: Derived Units is a part of the Module 2: Foundations of Physics Full lesson PowerPoint with worked examples and homework with complete worked answers. Indices Notation Converting from Celsius to Kelvin. Determining base units from derived units.

OCR AS level Physics: Adding Vectors is a part of the Module 2: Foundations of Physics Full lesson PowerPoint with worked examples and homework with complete worked answers. Adding vectors in 1 D Adding vectors in 2 D Vector triangles Using Pythagoras’ theorem to determine the magnitude Using trigonometry to determine the direction

OCR AS level Physics: Springs and Hooke’s Law is a part of the Module 3: Materials. Presentation come with worked examples, solutions and homeworks.

OCR AS level Physics: The Photoelectric Effect is a part of the Module 4: Electrons, Waves, and Photons. Full lesson PowerPoint with worked examples and homework with complete worked answers. Threshold frequency Producing photoelectrons Kinetic energy of photoelectrons Linking frequency and wavelength The electromagnetic spectrum, frequency and energy.

This PowerPoint presentation with worked examples and student questions covers: • Differences between physical and chemical changes • Explain why physical changes are generally easier to reverse

This PowerPoint presentation with worked examples and student questions covers: • Definitions of elements, isotopes, and ions • State mass number, atomic number, and chemical symbols • Calculate the number of neutrons