OCR AS Physics: LDR is a part of the Module 4: Electrons, Waves, and Photons. PowerPoint with worked examples and homework. Materials and uses of LDRs Creating an experiment to understand LDRs LDRs relationship with light intensity

OCR AS Physics A: Resistance is a part of the Module 4: Electrons, Waves, and Photons. PowerPoint with worked examples and homework. Definition of an ohm. Temperature and resistance for metallic conductors (wires) The ohm in base SI units I against V graphs and resistance

OCR AS level Physics: Kirchhoff’s Laws and circuit diagrams is a part of the Module 4: Electrons, Waves, and Photons. PowerPoint with worked examples and homework. Definitions of Kirchhoff’s 1st and 2nd Law Applying Kirchhoff’s 2nd Law Drawing circuit diagrams for parallel and series circuits

This presentation covers OCR Gateway Physics 9-1 P3.2.5 LDR and Thermistors. Circuit Symbols Uses of LDRs and Thermistors Plotting data and characteristic curves Conductors, insulators, and semiconductors Experiment into resistance and temperature of a thermistors Investigation into resistance and light level of a LDR

This presentation covers OCR Gateway Physics 9-1 P3.2.8 Electrical Power. Definition of power Standard form for kW and MW The three equations for power Rearranging electrical power equations Derivation of P = I^2 R with subsitution Students questions and worked solutions

This presentation covers OCR Gateway Physics 9-1 P1.3.5 Floating and Sinking Content Covered: Balanced Forces Rearranging equations Mass and weight Gravitational field strength Pressure Liquid Pressure Difference in pressure causing up thrust Combining two equations Worked solutions Exam Style Questions Problems with answers Demonstration

This presentation covers OCR Gateway Physics 9-1 P2.1.4. Plotting of distance-time graph Plotting of displacement-time graph Worked example for determining gradient of a line Comparing distance-time and displacement-time graphs

This presentation covers GCSE Physics OCR Gateway P2.1.6 Introduction of final speed^2 – initial speed^2 = 2 x acceleration x distance Rearranging of final speed^2 – initial speed^2 = 2 x acceleration x distance Derivation of final speed^2 – initial speed^2 = 2 x acceleration x distance Three different methods for rearranging equations Kinetic energy, acceleration and speed problems with answers

This presentation covers OCR Gateway Physics 9-1 P7.2.1 Paying for Electricity A unit of electricity being a kilo-watt hour (kWh) Unit cost and calculating costs Energy bills Electrical power Work done = Power x Time Power = Potential Difference x Current

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: Choosing equipment with higher resolution Planning an experiment to determine acceleration

This PowerPoint presentation with worked examples and student questions covers: • Acceleration experiment protocol • Ensuring results are reproducible and repeatable Spotting and removing anomalies. Rearranging equations

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: • Circuit symbols • Conditions for current to flow • Measuring current in series circuits • Measuring current in parallel circuits.

This PowerPoint presentation with worked examples and student questions covers: • Modelling potential difference and current • Circuit symbols and units • Measuring potential difference • Series and Parallel circuits

OCR AS level Physics: Kirchhoff’s First Law is a part of the Module 4: Electrons, Waves, and Photons. Presentation come with worked examples, solutions and homeworks Apply Kirchhoff’s First Law Kirchhoff’s First Law in mathematical form Kirchhoff’s First Law in written form Describing conservation laws Women in Science - Emmy Noether CERN and jobs in physics

OCR AS level Physics: Moving Charges is a part of the Module 4: Electrons, Waves, and Photons. Presentation come with worked examples, solutions and homeworks. Structure of a metal Conventional current and electron flow Measuring current with an ammeter Ionic solutions with cations and anions. Ions, relative charge and absolute charge Comparing ionic solutions and metal conductors

OCR AS level Physics: Current and Charge is a part of the Module 4: Electrons, Waves, and Photons. Presentation come with worked examples, solutions and homeworks.

OCR AS level Physics: The electron gun is a part of the Module 4: Electrons, Waves, and Photons. Presentation come with worked examples, solutions and homeworks. The structure of an electron gun. The electron gun in the history of science (J.J. Thomson). Rearranging equations to equate kinetic energy and work done. Accelerating potential differences Comparing the protons and electrons accelerated in a potential difference.

OCR AS level Physics: Resolving Vectors is a part of the Module 2: Foundations of Physics Full lesson PowerPoint with worked examples and homework with complete worked answers. Using trigonometry to solve vector problems Vectors in 2 D Resolving vectors on a slope