## Resources

**Reference Table**

**Data analysis**

- More about uncertainties in calculations

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**Further experiments and investigations**

- Testing microwaves
- Experiments on polarised light
- Absorption of sound by materials
- Measurement of the speed of sound in a pipe
- Measurement of the wavelength of laser light using double slits
- Measurement of the focal length of a convex lens by measuring the image distance for different object distances
- Estimate of the size of an oil molecule
- Investigation of convection of air
- Measurement of the thermal conductivity of copper
- More on Measuring stress and strain
- Investigating motion
- An experiment to compare masses using the principle of conservation of momentum
- Experiment to calibrate a voltmeter
- More on Measuring the resistivity of a wire
- An experiment to measure the energy stored by a capacitor
- An experiment to investigate a multivibrator
- Investigation of the effect of a magnetic field on an electron beam
- Further investigations on flux changes using a data recorder
- Investigating self-inductance
- Measurement of the reactance of a coil
- Investigation of the spectrum of hydrogen
- Experiment to test the inverse square law for gamma radiation from a point source
- More about using a spectrometer
- Measurement of the viscosity of water
- Measurement of the viscosity of oil
- Experiment to measure the moment of inertia of a freely-rotating turntable
- Answers

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**Further proofs**

- Proof of the lens formula
- Proof that the centre of gravity of a uniform beam is at its midpoint

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**Exercises on essential mathematics**

A) Algebra

- Symbols and equations in physics
- Using the dynamics equations
- Pythagoras theorem
- Simultaneous equations

- Rates of change in dynamics
- Differentiation of xn and ex
- Rates of change in exponential decay
- Differentiating a sine function

- Straight line graphs
- Inverse square law graphs
- Rates of change
- Area under a curve

- Sin, cos and tan
- Sine wave formula
- Circular measures

- Standard form and powers of ten
- Raising a number to a given power
- Using the ln key and the e key of a calculator

- Resolving a vector
- Vector addition
- i and j vectors

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**Spreadsheet models**

- Investigating motion using a spreadsheet
- Modelling capacitor discharge using a spreadsheet
- Modelling radioactive decay using a spreadsheet
- Modelling oscillating motion using a spreadsheet

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**Case studies**

- The medical endoscope
- Liquid crystal displays (LCDs)
- More about energy resources
- Electronic memory
- More about mains electricity
- Applications of radioactivity
- Electricity for the Future

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**Calculus in Physics**

- Differentiation
- Integration
- Differential Equations