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.

This PowerPoint presentation with worked examples and student questions covers: • Dalton, Thomson, Rutherford and Bohr’s models • Comparing different scientific models of the atom

This PowerPoint presentation with worked examples and student activities covers: Topic 2.1 of Science Fundementals of the OCR Applied Science Spec. Types of mixtures to include solutions, colloids and suspensions Difference between colloids and suspensions in terms of particle size Uses of common colloids in nature and medicine Types of colloids to include aerosols, emulsions, foams, gels and sols Significance of colloids in nature and medicine Alloys as mixtures of metals The character and features of alloys Uses of common alloys to include amalgam, solder, bronze, titanium alloy

This PowerPoint presentation with worked examples and student questions covers: • Changes of state • The technique of simple distillation • Concentration of solute increasing in distillation • Jobs related to chemistry • Key word test Insoluble, Soluble, Solvent, Solute, Solution, Distillation, Filtration, and Crystallisation

This PowerPoint presentation with worked examples and student questions covers: • pH 0 - 14 scale with household examples • Definitions for acids, bases and alkali substances • Universal indicator and pH probes • Using equalities and inequalities

OCR Applied Science Level 3 - Module 21: Product Testing Techniques. 3.1 Titration techniques on consumer products • Acid-base titration (e.g. limescale removers, eco-disinfectants) • Precipitation titration (e.g. contact lens saline solution) • Redox titration, (e.g. bleach, tooth whitener; vitamin C tablets). • Complexometric titrations (e.g. Milk of Magnesia) Including explanation and activities on: Titration calculations Moles and molar mass Rearranging Equations State symbols Significant Figures Comparing Data

This PowerPoint presentation with worked examples and student questions covers: • Properties of transition metals gases • Comparing transition metals with alkali metals • Everyday applications of transition metals • Transition metals as catalysts

This PowerPoint presentation with worked examples and student questions covers: Proteins as polymers and amino acids as monomers Carbohydrates and simple sugars Comparing simple sugars (glucose, fructose, and sucrose) with complex carbohydrates (starch). DNA as a polymer and nucleotides as monomers Structure of nucleotides (phosphate group, a sugar (deoxyribose), and an organic base). Base pairing in DNA and hydrogen bonds

This revision PowerPoint should take approximately 5 hours of class time to complete. This PowerPoint covers GCSE OCR Physics Gateway 9-1. Triple and combined (Higher and Foundation) is covered in this material. ** P2.1 Motion:** Distance, time and speed Vectors and Scalars Acceleration Distance-time graphs Velocity-time graphs Kinetic Energy ** P2.2 Newton’s Laws:** Forces and Interactions Free Body Diagrams Newton’s First Law Newton’s Second Law Everyday Forces Momentum Work Done and Power P2.3 Forces in Action: Stretching springs Stretching materials and storing energy Gravitational Fields and Potential Energy Turning Forces Simple Machines Hydraulics

This presentation covers OCR Gateway Physics 9-1 P5.3.1a Electromagnetic Reflection. Includes student activities and full worked answers. Law of reflection Labeling and measuring angles of incidence and reflection Practical activity instructions - fully animated. Reflection, absorption, and refraction is affected by wavelength of electromagnetic wave.

This presentation covers OCR Gateway Physics 9-1 P7.1.1b Energy stores transfers and Conservation of energy. This PowerPoint covers while including student activities and worked answers: The law of conservation of energy. The energy transfer pathways: Mechanically – with forces Electrically – with current Heating by particles Heating by radiation Describing stores and transfers for: Object projected upwards or up a slope, A moving object hitting an obstacle, An object being accelerated by a constant force, A vehicle slowing down, Bringing water to a boil in an electric kettle

OCR AS Physics A: Thermistor is a part of the Module 4: Electrons, Waves, and Photons. PowerPoint with worked examples and homework. Thermistor uses Thermistors with negative temperature coefficients Plotting I-V curves for thermistors Creating an experiment to test thermistors.

This presentation covers OCR Gateway Physics 9-1 P1.2.3 Presentation includes: Instructions for experiment Results table Rearranging of SHC equation Exam style question and answer

This presentation covers OCR Gateway Physics 9-1 P1.2.4 Specific Latent Heat Presentation covers Changes of State - Phase changes Interactive Graph Equation with example Questions with solutions for SLH equation Exam style question with answer

This presentation covers OCR Gateway Physics 9-1 P1.2.1 Presentation includes Calculating volume for regular shapes Conversion from grams (g) to kilograms (kg) and centimetres (cm) to meters (m) with exercise and answers Converting with standard form with examples and solutions Applying the density equation with examples and solutions Proportionalities Plenary exam question and solution

This presentation covers OCR Gateway Physics 9-1 P1.2.1 Presentation includes Conversion from grams (g) to kilograms (kg) and centimetres (cm) to meters (m) with exercise and answers Finding volume of regular and irregular shapes Plenary Exam Question and Answer

These presentations cover the OCR Gateway Physics 9-1 P5.2.1 Electromagnetic Waves. Includes student activities and full worked answers. Order of the electromagnetic spectrum Wavelength and frequency relationship Application of wave speed equation Rearranging equation Producing and detecting radio waves

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