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Chapter 1: Physical Quantities and Measurement

FBISE / NBF · Class 9 Physics
25 topics in this chapter

1.1 Introduction To PhysicsPhysics is the branch of science that deals with the study of matter, energy, and their mutual interaction.Explanation, formulas & revision insideView Full Notes →
1.1.1 Branches of PhysicsBranches of physics are the specialized sub-fields into which the study of matter, energy, and their interactions is divided.Explanation, formulas & revision insideView Full Notes →
1.2 Physical and Non-Physical QuantitiesPhysical Quantities:Explanation, formulas & revision insideView Full Notes →
1.2.1 Base and Derived Physical QuantitiesBase (or Fundamental) Physical Quantities:Explanation, formulas & revision insideView Full Notes →
1.3 International System of UnitsA system of unitsExplanation, formulas & revision insideView Full Notes →
1.3.1 System International (SI) Base UnitsSI Base UnitsExplanation, formulas & revision insideView Full Notes →
1.3.2 System International (SI) Derived UnitsSI Derived UnitsExplanation, formulas & revision insideView Full Notes →
1.4 Standard Form / Scientific NotationStandard form or scientific notationExplanation, formulas & revision insideView Full Notes →
1.5 Prefixes to Power of TenA prefixExplanation, formulas & revision insideView Full Notes →
1.6 Scalars and VectorsScalar Quantities (Scalars):Explanation, formulas & revision insideView Full Notes →
1.6.1 Scalar Quantities or ScalarsScalar quantities (or simply scalarsExplanation, formulas & revision insideView Full Notes →
1.6.2 Vector Quantities or VectorsVector quantities (or simply vectors) are physical quantities that require both a numerical magnitude (size) with a proper unitExplanation, formulas & revision insideView Full Notes →
1.6.3 Adding Vector QuantitiesVector Addition is the process of combining two or more vectors into a single vector, called the resultant vectorExplanation, formulas & revision insideView Full Notes →
1.7 Measuring InstrumentsMeasuring InstrumentsExplanation, formulas & revision insideView Full Notes →
1.7.1 Metre Rule and Measuring TapeMetre Rule:Explanation, formulas & revision insideView Full Notes →
1.7.2 Vernier CaliperA vernier caliperExplanation, formulas & revision insideView Full Notes →
1.7.3 Screw GaugeA screw gaugeExplanation, formulas & revision insideView Full Notes →
1.7.4 Physical BalanceA physical balanceExplanation, formulas & revision insideView Full Notes →
1.7.5 Measuring CylinderA measuring cylinderExplanation, formulas & revision insideView Full Notes →
1.7.6 Stop WatchA stopwatchExplanation, formulas & revision insideView Full Notes →
1.8 ErrorsErrorExplanation, formulas & revision insideView Full Notes →
1.9 Precision and AccuracyPrecisionExplanation, formulas & revision insideView Full Notes →
1.10 Significant FiguresSignificant figuresExplanation, formulas & revision insideView Full Notes →
1.10.1 General Rules for Writing Significant FiguresSignificant figuresExplanation, formulas & revision insideView Full Notes →
1.10.2 Rounding Off Numbers and Significant FiguresRounding offExplanation, formulas & revision insideView Full Notes →

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Chapter 2: KinematicsNext →

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Units, measurements and errors

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Scalars and vectors

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Physical quantities and measurement

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Next chapterCh 2: KinematicsAll chaptersClass 9 PhysicsClass 9 notesMore subjectsChapter 2KinematicsChapter 3Dynamics IChapter 4Dynamics IIChapter 5Pressure and Deformation in SolidsChapter 6Work and EnergyChapter 7Density and Temperature

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