This PowerPoint presentation with worked examples and student questions covers: • Group 1, 2, 7, 0 electron structures • Reactivity series for metals • Equation for metals and water • Equation for metals and acid • Displacement reactions for metals

This PowerPoint presentation with worked examples and student questions covers: Block notation for hydrocarbons Amino acids functional groups Amino acids forming proteins through condensation reactions Forming polyesters through condensation reactions Forming polyamides through condensation reactions Comparing polyesters and polyamides Conditions for condensation polymers

OCR AS Chemistry: 11.5 Introduction to Reaction Mechanisms This PowerPoint is a whole lessons included with student activities, animated answers, homework questions with answers provided. This lesson covers: Covalent bonds Homolytic fission and heterolytic reactions Curly arrows in reaction mechanisms Identifying addition, substitution, and elimination reactions.

This presentation covers OCR Gateway Physics 9-1 P5.1.2a the speed of sound and wave velocity. Includes student activities and full worked answers. The speed equation Measuring distance and time Simple experiment for the speed of sound Improving experiments Echoes Speed of sound experiment with microphones and oscilloscope.

This presentation covers OCR Gateway Physics 9-1 P5.3.2a Electromagnetic Reflection. Includes student activities and full worked answers. Refraction the change of velocity - speed and direction Magnitude of refraction depending on wavelength Magnitude of refraction depending on optical density Refraction practical activity instructions Wave speed, wavelength, and frequency relationship in refraction

This presentation covers OCR Gateway Physics 9-1 P1.3.2 Pressure and Volume This presentation includes: Calculating surface area Pressure equation with worked example Rearranging pressure equation Pressure equation problems with full solutions

This presentation covers OCR Gateway Physics 9-1 P7.1.7 Gravitational and Elastic Energy Energy transfers with links to sport and PE. Employer-mentor links with physics and sports Exam Style Question with worked solutions Rearranging equations Practice Questions with worked solutions

This presentation covers OCR Gateway Physics 9-1 P7.1.5 Gravitational Energy Gravitational fields Rearranging Gravitational Energy Equation Exam question with worked solutions Practice questions with worked solutions Analysing graphs and gradients.

OCR AS Chemistry: 13.4 Electrophilic Addition in Alkenes This PowerPoint is a whole lessons included with student activities, animated answers, homework questions with answers provided. This lesson covers: Electrophile molecules Electronegativity Reaction mechanisms for addition reaction of alkenes and hydrogen halides Carbocations and stability Markownikoff’s Rule

OCR AS Chemistry: 14,1 Properties of Alcohols This PowerPoint is a whole lessons included with student activities, animated answers, homework questions with answers provided. This lesson covers: Naming alcohols Classifying alcohols (primary, secondary, tertiary) Electronegativity Polar and non-polar molecules Explaining physical properties of alcohols compared to alkanes Volatility Solubility Melting points Chain length and London forces

This presentation covers OCR Gateway Physics 9-1 P7.2.1 Electrical Power and Work Done. All presentations come with student activities and worked solutions. Definition of power Converting between W and kW Converting between seconds, minutes, and hours Calculating work done in kWh and J Converting between kWh and J

This PowerPoint presentation with worked examples and student questions covers: • The speed equation and units • Rearranging Equations • The skill of estimating

This PowerPoint presentation with worked examples and student questions covers: • Definitions of accurate and precise • Definition of resolution • Definition of repeatable and reproducible • Planning an experiment for determining speed

These two lesson presentations covers OCR Gateway Physics 9-1 P7.2.4 Thermal conductivity and Cooling Curves Definition for thermal conductivity Energy transfers and conservation of energy Reducing energy dissipation Practical procedure and results analysis

This PowerPoint presentation with worked examples and student questions covers: Contact and Non-contact forces Forces and accelerations Tug of war example

This PowerPoint presentation with worked examples and student questions covers: Road safety Force and acceleration equations How large forces produce dangerous accelerations

This PowerPoint presentation with worked examples and student questions covers: • Ohm’s law and units • Proportionalities • Resistance in series • Rearranging equations • Calculating resistance with ohm’s law

This presentation covers OCR Gateway Physics 9-1 P8.3.1 The Big-Bang This PowerPoint is a whole lessons included with student activities and animated answers. Key facts about the Big-Bang model Cosmic Microwave Background (CMB, CMBR) Doppler Red shift of light from stars in galaxies Hubble’s evidence of absorption spectra being red shifted

This PowerPoint presentation with worked examples and student activities covers: Topic 1.2 of Science Fundementals of the OCR Applied Science Spec. Elements are based on atomic structure and can be classified by the Periodic Table i.e.: organisation of elements within the table groups periods atomic number atomic mass atomic radius

This PowerPoint presentation with worked examples and student questions covers: • Definition of bond energies • Calculating bond energies per mole • Calculating change in bond energies in reactions • Determining if a reaction is exothermic or endothermic from the change in bond energy.