OCR A level Chemistry: 29.1 Chromatography and Functional Group Analysis This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Thin layer chromatography (TLC) Rf values Gas chromatography (GC) Gas chromatograms Retention time and peak integrations Calibration curves from retention time and relative peak area Differentiation of functional groups: alkene, primary and secondary alcohols, aldehydes, cabonyl compounds, carboxylic acids, and haloalkes.

OCR A Level Physics: Simple Harmonic Motion and Oscillations presentation, homework and answers.

OCR A level Physics: Kinetic Theory of 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: Root mean square speed is a part of the Module 5: Newtonian World and Astrophysics. The PowerPoint presentation includes worked examples, solutions and a homework.

OCR A level Chemistry: 27.3 Condensation Polymers This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Recap of addition polymerisation Identifying monomers and repeat units from condensation polymers Polyesters and ester links Polyamides and amide links Polyesters and polyamides formed from one monomer Polyesters and polyamide formed from two monomers Alkali hydrolysis of polyamides and polyesters Acid hydrolysis of polyamides and polyesters

OCR A level Physics A: Temperature powerpoint with homework and answers

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

OCR A level Physics: Gas Laws 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: 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.

This presentation covers OCR Gateway Physics 9-1 P6.1.5 Radiation in and out of atoms. This PowerPoint is a whole lessons included with student activities and animated answers. Arrangements of electrons and distance from the nucleus Electron energy levels Absorbing electromagnetic radiation Electromagnetic radiation and energy Absorption spectra Emission spectra Discovery of helium

OCR A level Physics: Internal Energy 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.

OCR AS Chemistry: 13.5 Polymerisation of Alkenes This PowerPoint is a whole lessons included with student activities, animated answers, homework questions with answers provided. This lesson covers: 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

OCR A level Chemistry: 27.2 Amino acids, Amides and Chirality This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Locants: alpha, beta, and gamma Functional groups of amino acids General formula for amino acids Reactions of amino acids (alkali and acid) Esterification of amino acids Amide functional groups Naming amide molecules Drawing optical isomers Explanation of superimposable and non-superimposable images Identifying chiral centers

This presentation covers OCR Gateway Physics 9-1 P1.2.2. Content covered: Definition for vector and scalar Vector addition in 1 D Vector addition in 2 D Scaled drawings and Pythagoras’ theorem Worked examples and student problems with answers included

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

OCR A level Chemistry: 28.2 Further Practical Techniques This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Filtration under reduced pressure Purification through Recrystallisation Preparation of Melting Point Sample Melting point determination with an electric heater Melting point determination with a Thiele tube

This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Forming nitriles from haloalkanes Forming nitriles from aldehydes and ketones Forming amines from nitriles (reduction) Forming carboxylic acids from nitriles (hydrolysis) Friedel-Crafts alkylation of benzene Acylation of benzene with acyl chloride

This PowerPoint presentation with worked examples and student questions covers: Vector addition in 1D Vector addition in 2D Resolving vectors

This presentation covers OCR Gateway Physics 9-1 P6.1.2 Alpha, Beta, Gamma Radiation. All presentations come with student activities and worked solutions. Types of radiation - alpha, beta, gamma, and neutrons Ions and Atoms Ionising Radiation Geiger counter Range and penetrative power Precautions using radiation sources Exam question with solution