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: • Definitions of elements, isotopes, and ions • State mass number, atomic number, and chemical symbols • Calculate the number of neutrons

This PowerPoint presentation with worked examples and student questions covers: Definitions for solution, solute, solvent, insoluble, soluble. The technique of filtration The technique of crystallisation

This PowerPoint presentation with worked examples and student questions covers: • Using Standard Form • Avogadro’s constant • Relative Atomic Mass, Relative Formula Mass and Molar Mass • Rearranging Equations • Calculating the number of moles present

This PowerPoint presentation with worked examples and student questions covers: • Oxidation and reduction reactions for oxygen • Identification of oxidation and reduction agents • Oxidation and reduction reactions for electrons • Half equations to determine oxidation and reduction

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

This PowerPoint presentation with worked examples and student questions covers: • Functional groups of carboxylic acids, alcohols, alkanes, and alkenes. • Mnemonic device for naming carboxylic acids • General formula for carboxylic acids • Drawing the structural formula for carboxylic acids • Carboxylic acids as weak acids and • Acid reactions with bases, metals, and carbonates • Oxidation reactions from alcohols to carboxylic acids

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

This presentation covers OCR Gateway Physics 9-1 P5.3.3 Light and Colour Includes student activities and full worked answers. Names of colours for the visible spectrum Coloured filters Coloured objects acting as a coloured filters White light and refracting prism Refraction and wavelength Specular reflection Diffuse scattering Scattering - Why the sky is blue and milk is white.

This presentation cover the OCR Gateway Physics 9-1 P5.2.2 Uses and Dangers of EM radiation. PowerPoint includes student activities with full worked answers. Recall that light is an electromagnetic wave Give examples of some practical uses of electromagnetic waves in the radio, micro-wave, infra-red, visible, ultraviolet, X-ray and gamma-ray regions Describe how ultra-violet waves, X-rays and gamma rays can have hazardous effects, notably on human bodily tissues. Explain that electromagnetic waves transfer energy from source to absorber to include examples from a range of electromagnetic waves Precautions for ultra-violet waves, X-rays and gamma rays

This presentation covers OCR Gateway Physics 9-1 P3.1.1 Electrostatics Subatomic particles and electric charge Transfer of electric charge Attraction and repulsion from electric charge Electric field lines Interaction of electric field lines Van der Graff generator

This presentations covers the OCR Gateway Physics 9-1 P3.2.3 Resistance Combining resistors in series Combining resistors in parallel Modeling resistance, current, and potential difference with a rope. The relationship between potential difference and current The relationship between resistance and current Ohm’s law Rearranging equations Worked examples and student questions Explaining how increasing current increases resistance in a metal conductor and filament lamp.

This presentation covers OCR Gateway Physics 9-1 P1.2.3. Content covered: Definition for acceleration Worked solutions Students problems with answers Exam style question with mark scheme

This presentation covers OCR Gateway Physics 9-1 P2.1.6 Kinetic equation Rearranging equations with three different methods. Plotting velocity vs kinetic energy Evaluating square relationships Worked problems with solutions Student problems with solutions

OCR AS level Physics: Equations of Motion is a part of the Module 3: Forces and Motion 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.

OCR AS level Physics: Einstein’s Photoelectric Effect Equation is a part of the Module 4: Electrons, Waves, and Photons. Full lesson PowerPoint with worked examples and homework with complete worked answers. The photoelectric equation Work function and Kinetic Energy Determining work function from a graph Determining threshold frequency from a from graphical analysis. Determining Plank’s constant from graphical analysis.

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: • Scientific models as a concept • Structure of the atom • Relative mass and charge of subatomic particles • Bond length of atoms and molecules

This PowerPoint presentation with worked examples and student questions covers: Definitions of pure and impure substances Definition of an alloy Identification of purity with melting points Plotting graphs and data analysis