SPM Form 4 Physics Chapter 1 Introduction to Physics Revision Notes Whatsapp Cikgu Kwee now! Notes Physical Quantities Derived Units Scalar and Vector Quantities Scientific Notation and Significant Figure Prefixes Measurement and Error Consistency, Accuracy and Sensitivity Measuring Instruments Ruler, Thermometer and Stopwatch Vernier Caliper Micrometer Screw Gauge Ammeter and Voltmeter Scientific Investigation Videos IntroductionPhysical Quantities Part 1 | Part 2Base Quantities Part 1 | Part 2SI Base UnitDerived QuantitiesDerived UnitUnit of Density and SpeedScientific NotationSignificant FigureNumber of Significant Figure – ExercisePrefixesConversion of Number with Prefix to Normal NumberConversion of a Prefix to Another PrefixSystematic Error Part 1| Part 2Random ErrorParallax ErrorZero ErrorRelative DeviationVernier Caliper Part 1 | Part 2 | Part 3 | Part 4Micrometer Part 1 | Part 2 | Part 3Stopwatch