A bundle of 4 lessons covering all the specification points in OCR Physics section 5.5 - cosmology and astrophysics- Stars Electromagnetic radiation from stars Wein’s law and Stefan’s law Hubble constant Cosmology Doppler effect The big bang theory All answers are included I am to reduce photocopying so all resources (except one) are in the PPT

Everything in this bundle should allow for varied revision encompassing the entire of the J277 specifications for GCSE OCR Computer Science. Recently remade and updated resources! More being updated shortly! Enjoy!

OCR AS level Physics presentations for module 4: Quantum Physics. All presentations are full lesson PowerPoints with worked examples and homeworks with complete worked answers. The Photon Model 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 Photoelectric Effect Threshold frequency Producing photoelectrons Kinetic energy of photoelectrons Linking frequency and wavelength The electromagnetic spectrum, frequency and energy. Einstein’s Photoelectric Equation 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. Wave Particle Duality deBroglie wavelength equation Diffraction of electrons and protons Comparing wavelengths of particles with different masses Kinetic energy and wavelength

A bundle with full scheme of work, 2 listening quizzes in each topic, audio examples, lots of recap moments and engaging puzzles to keep pupils engaged throughout. Includes the following topics: Rock ‘n’ Roll Rock Anthems Pop Ballads Solo Artists £4 each or save 38% with the bundle.

5 Full Lesson Bundle + FREE practical lesson covering Transition Elements from OCR A Level Chemistry. Please review the learning objectives below Lesson 1: Transition Metals & Their Compounds To know the electron configuration of atoms and ions of the d-block elements of Period 4 (Sc–Zn), given the atomic number and charge To understand the elements Ti–Cu as transition elements To illustrate, using at least two transition elements, of: (i) the existence of more than one oxidation state for each element in its compounds (ii) the formation of coloured ions (iii) the catalytic behaviour of the elements and their compounds and their importance in the manufacture of chemicals by industry Lesson 2: Transition Metals & Complex Ions To explain and use the term ligand in terms of dative covalent bonding to a metal ion or metal, including bidentate ligands To use the terms complex ion and coordination number To construct examples of complexes with: (i) six-fold coordination with an octahedral shape (ii) four-fold coordination with either a planar or tetrahedral shape Lesson 3: Stereoisomerism in Complex Ions To understand the types of stereoisomerism shown by metal complexes, including those associated with bidentate and multidentate ligands including: (i) cis–trans isomerism e.g. Pt(NH3)2Cl2 (ii) optical isomerism e.g. [Ni(NH2CH2CH2NH2)3] 2+ To understand the use of cis-platin as an anti-cancer drug and its action by binding to DNA preventing cell division Lesson 4: Precipitation and Ligand Substitution Reactions To recall the colour changes and observations of reactions of Cu2+, Fe2+, Fe3+, Mn2+ and Cr3+ with aqueous sodium hydroxide and ammonia (small amounts and in excess) To construct ionic equations for the precipitation reactions that take place To construct ionic equation of the ligand substitution reactions that take place in Cu2+ ions and Cr3+ ions To explain the biochemical importance of iron in haemoglobin, including ligand substitution involving O2 and CO Lesson 5: Transition Elements & Redox Reactions To interpret the redox reactions and accompanying colour changes for: (i) interconversions between Fe2+ and Fe3+ (ii) interconversions between Cr3+ and Cr2O72− (iii) reduction of Cu2+ to Cu+ (iv) disproportionation of Cu+ to Cu2+ and Cu To interpret and predict redox reactions and accompanying colour changes of unfamiliar reactions including ligand substitution, precipitation and redox reactions Lesson 6: Practical on Precipitation and Ligand Substitution Reactions To make observations of the reactions of Cu2+, Fe2+, Fe3+, Mn2+ and Cr3+ in aqueous sodium hydroxide and ammonia To construct ionic equations for the redox reactions that take place For 23 printable flashcards on this chapter please click here: https://www.tes.com/teaching-resource/resource-12637622 For lessons on redox titrations involving transition metals please click here : Part 1: https://www.tes.com/teaching-resource/ocr-redox-titrations-part-1-12244792 Part 2: https://www.tes.com/teaching-resource/ocr-redox-titrations-part-2-12244807 Declaimer: Please refrain from purchasing this popular resource for an interview lesson or a formal observation. This is because planning your own lessons including using your own lesson PowerPoints is a fundamental skill of a qualified/unqualified teacher that will be reviewed during these scenarios outlined above

OCR GCSE PE Paper 1 Revision Worksheets / revision activity A worksheet for multiple topics in Paper 1. Condensing down to one side of A4 as a knowledge map. Topics: Skeletal system Muscular system Cardiovascular system Respiratory system Movement analysis: Levers, planes and axis. Short-term effects of exercise Long-term effects of exercise Components of fitness Fitness testing Principles of training Usual price £11

17 well structured chemistry lessons plus a BONUS revision summary covering topics in Module 6 of the OCR Specification: **Organic Chemistry ** *Note: Lessons on Analysis: chromatography, qualitative analysis of functional groups and NMR spectroscopy are sold as a separate bundle in my shop) * Lesson 1: Benzene and its Structure To describe the Kekulé model of benzene To describe the delocalised model of benzene in terms of P orbital overlap forming a delocalised π system To compare the Kekulé model of benzene and the delocalised model of benzene To explain the experimental evidence which supports the delocalised model of benzene in terms of bond lengths, enthalpy change of hydrogenation and resistance to reaction Lesson 2: Naming Aromatic Compounds To state the IUPAC name of substituted aromatic compounds Construct the structure of aromatic compounds based on their IUPAC names To analyse the correct numbering system for di and trisubstituted aromatic compounds Lesson 3: The Reactions of Benzene To understand the electrophilic substitution of aromatic compounds with: (i) concentrated nitric acid in the presence of concentrated sulfuric acid (ii) a halogen in the presence of a halogen carrier (iii) a haloalkane or acyl chloride in the presence of a halogen carrier (Friedel–Crafts reaction) and its importance to synthesis by formation of a C–C bond to an aromatic ring To construct the mechanism of electrophilic substitution in arenes Lesson 4: Phenols To recall and explain the electrophilic substitution reactions of phenol: with bromine to form 2,4,6-tribromophenol (ii) with dilute nitric acid to form a mixture of 2-nitrophenol and 4-nitrophenol To explain the relative ease of electrophilic substitution of phenol compared with benzene, in terms of electron pair donation to the π-system from an oxygen p-orbital in phenol To understand the weak acidity of phenols shown by its neutralisation reaction with NaOH but absence of reaction with carbonates Lesson 5: Directing Groups in Aromatic Compounds To understand the 2- and 4-directing effect of electron- donating groups (OH, NH2) and the 3-directing effect of electron-withdrawing groups (NO2) in electrophilic substitution of aromatic compounds To predict the substitution products of aromatic compounds by directing effects in organic synthesis Lesson 6: Reactions of Carbonyl Compounds To understand the oxidation of aldehydes using Cr2O72-/H+ to form carboxylic acids To understand nucleophilic addition reactions of carbonyl compounds with: NaBH4 to form alcohols HCN (NaCN (aq)/H+ (aq)) to form hydroxynitriles To construct the mechanism for nucleophilic addition reactions of aldehydes and ketones with NaBH4 and HCN Lesson 7: Testing for Carbonyl Compounds To understand the use of Tollens’ reagent to: (i) detect the presence of an aldehyde group (ii) distinguish between aldehydes and ketones, explained in terms of the oxidation of aldehydes to carboxylic acids with reduction of silver ions to silver To understand the use of 2,4-dinitrophenylhydrazine to: (i) detect the presence of a carbonyl group in an organic compound (ii) identify a carbonyl compound from the melting point of the derivative Lesson 8: Carboxylic acids and Esters To explain the water solubility of carboxylic acids in terms of hydrogen bonding To recall the reactions in aqueous conditions of carboxylic acids with metals and bases (including carbonates, metal oxides and alkalis) To know the esterification of: (i) carboxylic acids with alcohols in the presence of an acid catalyst (ii) acid anhydrides with alcohols To know the hydrolysis of esters: (i) in hot aqueous acid to form carboxylic acids and alcohols (ii) in hot aqueous alkali to form carboxylate salts and alcohols Lesson 9: Acyl Chlorides and Their Reactions To know how to name acyl chlorides To recall the equation for the formation of acyl chlorides from carboxylic acids using SOCl2 To construct equations for the use of acyl chlorides in the synthesis of esters, carboxylic acids and primary and secondary amides Lesson 10: Introduction to Amines To know how to name amines using IUPAC rules To understand the basicity of amines in terms of proton acceptance by the nitrogen lone pair To understand the reactions of amines with dilute inorganic acids Lesson 11: Preparation of Amines To know the reaction steps involved in the preparation of aromatic amines by reduction of nitroarenes using tin and concentrated hydrochloric acid To know the reaction steps involved in the preparation of aliphatic amines by substitution of haloalkanes with excess ethanolic ammonia or amines To explain the reaction conditions that favours the formation of a primary aliphatic amine To explain the reaction conditions that favours the formation of a quaternary ammonium salt Lesson 12: Amino Acids and Their Reactions To know the general formula for an α-amino acid as RCH(NH2)COOH To understand the following reactions of amino acids: (i) reaction of the carboxylic acid group with alkalis and in the formation of esters (ii) reaction of the amine group with acids Lesson 13: Chirality To know that optical isomerism is an example of stereoisomerism, in terms of non- superimposable mirror images about a chiral centre To identify chiral centres in a molecule of any organic compound. To construct 3D diagrams of optical isomers including organic compounds and transition metal complexes Lesson 14: Amides To review the synthesis of primary and secondary amides To understand the structures of primary and secondary amides To name primary and secondary amides Lesson 15: Condensation Polymers To know that condensation polymerisation can lead to the formation of i) polyesters ii) polyamides To predict from addition and condensation polymerisation: i) the repeat unit from a given monomer(s) (ii) the monomer(s) required for a given section of a polymer molecule (iii) the type of polymerisation To understand the acid and base hydrolysis of i) the ester groups in polyesters ii) the amide groups in polyamides Lesson 16: Practical Skills in Organic Synthesis (Yr13) To describe the techniques and procedures used for the purification of organic solids including: filtration under reduced pressure recrystallisation measurement of melting points Lesson 17: Synthetic Routes in Organic Synthesis (Y13) To identify individual functional groups for an organic molecule containing several functional groups To predict the properties and reactions of organic molecules containing several functional groups To create multi-stage synthetic routes for preparing organic compounds Synthetic Routes Revision Summary A 14 page summary of all the organic synthesis reactions from the AS and A level OCR Chemistry specification. Students will be able to use this resource directly as part of their revision on organic synthesis/synthetic routes or can make flashcards from them. Reagents and reaction conditions are also included where applicable Reaction summaries include: nucelophilic substitution reactions* elimination reactions* free radical substitution reactions* electrophilic addition reactions* oxidation reactions* reduction reactions* electrophilic substitution reactions* reactions of phenols* carbon-carbon formation reactions* reactions of carboxylic acids* reactions of acyl chlorides* polymerisation reactions* hydrolysis reactions* amine synthesis reactions* Declaimer: Please refrain from purchasing this popular resource for an interview lesson or a formal observation. This is because planning your own lessons including using your own lesson PowerPoints is a fundamental skill of a qualified/unqualified teacher that will be reviewed during these scenarios outlined above