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Course Registration : The First Step (Measurements) Unit 1

1.1 Introduction to physics
 explains physics as the study of energy, behavior of matter in relation to energy and transformation of energy.
 describes physics as a subject that focuses from fundamental particles to the Universe.
 expresses how to use principles of physics in day-to-day life and to explain natural phenomena.
 elaborates how physics has been applied in development of new technologies in areas such as
 Transportation
 Communication
 Energy production and energy usage
 Medicine
 Earth and space explorations
Videos 3
1.1 Scientific methodology for explorations
 Uses the scientific method for scientific explorations.
 Accepts that advancements in physics are based on observations and inferences made on them.
Videos 0
1.2 Physical quantities and units
Fundamental physical quantities
International system of units (SI units)
 Base units
 Supplementary units
Derived physical quantities and derived units
Physical quantities without units
Multiples and submultiples of units
Videos 2
1.3 Dimensions
Dimensions of basic physical quantities used in mechanics
 Mass
 Length
 Time
Dimensions of derived physical quantities
Uses of dimensions
 Testing the correctness of a physical equation
 Finding the units of a given quantity
 Deriving expressions
Videos 8
1.4 Measuring instruments - Errors
 Principle, Least count and Range
 Errors of measurement
 Systematic Error
 random Error
 Fractional error and percentage error
 explains the effects of systematic errors (including zero errors) and random errors in measurements.
 calculates fractional error and percentage error.
 appreciates the purpose of calculating fractional
error and percentage error.
Videos 2
1.4 Measuring instruments - Metre ruler
 describes the importance of taking measurements during experiments and in day-to-day activities
 identifies the least count of an instrument
Videos 0
1.4 Measuring instruments - Vernier calipers
 Explains vernier principle
 Uses vernier caliper to take readings.
Videos 2
1.4 Measuring instruments - Micrometer screw gauge
Explains micro meter principle
Uses micrometer screw gauge to take readings.
Videos 1
1.4 Measuring instruments - Spherometer
Uses spherometer to take readings.
Videos 2
1.4 Measuring instruments - Travelling microscope
Uses travelling microscope to take readings.
Videos 0
1.4 Measuring instruments - Triple beam balance/Four beam balance/ Scientific electronic balance
Uses triple beam balance, electronic balance to take readings.
Videos 0
1.5 Scalars and vectors - Triangular Theory
Scalar quantities
Vector quantities
Geometrical representation of a vector quantity
Resultant vector of
 two vectors in the same line and parallel lines
Videos 1
1.5 Scalars and vectors - Parallelogram law
Finds the resultant of two inclined vectors using vector parallelogram law.
Videos 3
1.5 Scalars and vectors - Polygon method
Finds the resultant of vectors using polygon method.
Videos 0
1.5 Scalars and vectors - Resolution of vectors
Resolves a vector into two perpendicular components.
Give examples for instances where a simple force is applied instead of several forces and vise verse.
Videos 2
Past Paper MCQ Discussion
Past Paper MCQ Discussion
Videos 0
Past Paper Structured Essay Discussion
Past Paper Structured Essay Discussion
Videos 0

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