Cog X has 16 teeth and cog Y has 8 teeth - OCR Gateway - GCSE Physics - Question 3 - 2018 - Paper 1

1.1 Energy Changes in a System

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1.2 National & Global Energy Resources

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2.1 Current, Potential Difference & Resistance

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2.2 Series & Parallel Circuits

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2.3 Energy Transfers

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2.4 Static Electricity

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3.1 Changes of State & the Particle Model

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3.2 Internal Energy & Energy Transfers

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3.3 Particle Model & Pressure

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4.1 Atoms & Isotopes

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4.2 Atoms & Nuclear Radiation

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4.3 Hazards & Uses of Radioactive Emissions & of Background Radiation

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4.4 Nuclear Fission & Fusion

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5.1 Forces & their Interactions

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5.2 Work Done & Energy Transfer

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5.3 Forces & Elasticity

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5.4 Moments, Levers & Gears

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5.5 Pressure & Pressure Differences in Fluids

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5.6 Describing Motion

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5.7 Newton's Laws of Motion

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5.8 Stopping Distances

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5.9 Momentum

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6.1 Waves in Air, Fluids & Solids

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6.2 Electromagnetic Waves

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6.3 Optics

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6.4 Black Body Radiation

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7.1 Permanent & Induced Magnetism, Magnetic Forces & Fields

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7.2 The Motor Effect

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7.3 Induced Potential, Transformers & the National Grid

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8.1 Solar system, Stability of Orbital Motions & Satellites

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8.2 Red-shift

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