A double lesson covering module 4 sections 4.2. 2 e, h and i of the OCR A level BIology specification- the evidence for and process of natural selection. The lesson covers Darwin’s journey on the Beagle and the evidence that he collected as well as the observations that he made. It also discusses the conclusions he was able to draw from those observations. It then looks at natural selection as a means for evolution as well as modern issues with evolution including pesticide resistance and MRSA. It closes by introducing the red queen hypothesis and its meaning for evolution. The lesson includes a starter, full notes, a variety of student led activities and a differentiated summary at the end. All answers provided

This is a complete lesson covering section 5.1.2 b, c, d and e of module 5 the OCR A level chemistry course- calculating Kc. It remind students what Kc and how to calculate it when given the data. It then covers deriving the units for Kc and the two types of equilibria (homogeneous and heterogeneous). The lesson closes with how to calulate Kc directly from experimental results including the use of titrations to establish concentration. The lesson includes a starter, full notes, worked examples, lots of student practice and a differentiated summary at the end All answers provided

A complete lesson covering section 6.1 of the OCR Physics specification- capacitors. This lesson specifically covers points b, c, d and which is the equations covering charging and discharging of capacitors. It introduces the equations for calculating charge, current and voltage at different times during charge and discharge. It also covers the time constant- what it means and how to calculate it. The lesson includes a starter, full notes, a variety of student activities, lots of exam questions and a differentiated summary at the end. All answers included

This is a complete lesson covering sections 5.1.2 e and f of the OCR chemistry specification- Kw and strong bases. It goes through how to calculate the ionisation of water (Kw) and its use in the pH scale. It also look as at calculating the pH of strong bases as well as pOH. It also covers the links between pH and pOH and how one can be used to calculate the other. The lesson includes a starter, full notes, various student led activities and a differentiated summary at the end All answers are included I actively try to reduce photocopying, so all of the lesson resources are within the PowerPoint rather than as extra sheets

This is a complete lesson covering sections 6.3.2 a, b and c of the OCR Physics specification- the effect of magnetic fields on moving charged particles. It goes through how to calculate the force on a moving particle as well as an explanation of why the path is likely to be curved. It also covers how to calculate the curvature of the pathway as well as some application questions asking students to predict the effect of changes on the curvature. The lesson finished with introducing velocity selectors and how they work including the necessary calculations. This links magnetic and electric fields The lesson includes a starter, full notes, various student led activities and a differentiated summary at the end All answers are included I actively try to reduce photocopying, so all of the lesson resources are within the PowerPoint rather than as extra sheets

This is a complete lesson covering sections 5.1.2 c of the OCR Biology specification- nervous conduction by action potential. It goes through how the resting potential is maintained as well as the changes that occur during an action potential. It then goes on to cover how action potentials are propagated along the membrane as well as a reminder about saltatory conductions via nodes of Ranvier. The lesson closes by discussing action potentials as an all or nothing response and how the body interprets different size of stimuli. The lesson includes a starter, full notes, various student led activities and a differentiated summary at the end All answers are included I actively try to reduce photocopying, so all of the lesson resources are within the PowerPoint rather than as extra sheets

This is a complete lesson covering sections 5.1.5 j of the OCR Biology specification-he co-ordination of animal responses by the endocrine and nervous system. It covers the flight and flight response as well as the role played by hormones in cell signalling using adrenaline as an example. The lesson includes a starter, full notes, various student led activities and a differentiated summary at the end. All answers are included. I actively try to reduce photocopying, so all of the lesson resources are within the PowerPoint rather than as extra sheets.

This is a complete lesson covering sections 6.3.3 c and d of the OCR A level Physics specification- electromagnetism. It opens by considering Faraday’s law both mathematically and verbally including examples. It also discussed how e.m.f. and flux linkage can be calculated graphically. It discusses how magnetic flux can be investigated experimentally. The lesson then moves on to Lenz’s law and how using that, and Flemings left hand rule, you can work out the direction of the e.m.f. The lesson includes a starter, full notes, various student led activities and a differentiated summary at the end. All answers are included. I actively try to reduce photocopying, so all of the lesson resources are within the PowerPoint rather than as extra sheets.

A full lesson covering section 4.1.1e of the OCR A level Chemistry specification- structural isomers. Contains full notes and worked examples covering the three ways that structural isomers can occur. The lesson contains a starter, various student activities as well as a differentiated summary activity at the end. All answers are included. Some slides have additional notes to support delivery of the content

A complete lesson, with associated resources, covering points 4.1.3 j,k and i of the OCR A level Chemistry specification- Polymers from Alkenes and disposing of waste Polymers. It covers addition polymerisation, the discovery and properties of poly(ethene), producing equations for polymerisation, methods of disposing of polymers and their environmental impacts. Also icnldues a video about the first heat resistant polymer produced-bakelite. The lesson includes a starter, full notes, various independent student activities and a differentiated summary activity at the end. All answers provided

A complete lesson covering section 4.2.1a and b of the OCR Biology specification- sampling strategies and techniques. It covers the data collection part of PAG3.1 with the analysis covered in a future lesson. The lesson introduces quadrats and how they can be used to sample species. This includes the use of a point frame as well as other ways of estimating percentage cover. The lesson includes a starter, full notes, various student activities and a differentiated summary at the end. All answers provided

A complete lesson covering section 4.2.4 h of the OCR Chemistry specification- combing IR spectrum, mass spectrum and chemical analysis to identify molecules. It quickly recaps empirical formula and using the two spectra through a worked example. It then provided lots of student practice. A worksheet is included. The lesson includes full notes, a starter, many student activities and a differentiated revision summary at the end. All answers included

A full lesson covering specification point 5.1.1 d, e and f- rate concentration graphs. it includes how to collect the data, the use of a colorimeter and the difference between zero and first order reactants. It covers calculating the rate from gradients as well as working out half lives. I also shows how to calculate k using a tangent or the half life. The lesson includes a starter, full notes, various student activities and a fully differentiated summary at the end. All answers included

A full lesson covering section 6.6.1 c, d and e of the OCR A level physics specification- capacitors in series and parallel circuits. It covers how t calculate total capacitance in both types of circuits as well as an explanation of why each occurs. The lesson closes with lots of worked examples for students to practise using both sets of equations. The lesson includes a starter, full notes, lots of student activities and a fully differentiated summary at the end. All answers included

A complete lesson covering section 5.1.1 j and k of the OCR A level Chemistry specification- rates, activation energy and the Arrhenius equation. It also covers the content required for PAG 10.3 including a method and a sample results table. Although designed for OCR would suit any a level chemistry course. The lesson introduces the Arrhenius equation, what it is for and how to use it including in its logarithmic form. The includes worked examples and student led activities. This can either be delivered using theoretical examples or by collecting practical results. The lesson includes a starter, full notes, various student activities and a differentiated summary at the end. All answers included.

This is a complete lesson covering sections 5.1.2 c, d and e of the OCR chemistry specification- Ka the acid constant and pH. It goes through how to how to calculate Ka and the relationship between Ka and pKa. It also covers the calculation of pH for strong monobasic acids as well as the relationship between pH and the concentration of Hydrogen ions. The lesson includes a starter, full notes, various student led activities and a differentiated summary at the end All answers are included I actively try to reduce photocopying, so all of the lesson resources are within the PowerPoint rather than as extra sheets

A full lesson revising content from the AQA Biology module- bioenergetics. This lesson covers photosynthesis and is suitable for both trilogy and the Biology science GCSE. The lesson starts by revising the reactants for photosynthesis and the equation along with the uses of glucose. It then has a quick summary activity before looking at leaf structure. The lesson then moves on to limiting factors with a series of data based activities. In between this the lesson looks at the required practical and covers the method as well as some extension questions. The lesson closes by looking at photosynthesis in ecosystems by considering the carbon cycle (from B7) but also the role played by photosynthesis in determining which plants can grow in differetn areas. All answers provided Requires no printing as all activities are in the PowerPoint