Pearson Edexcel international AS / A level physics : lab book

Contents

Introduction
Core practicals overview
Paper 3 Practical skills
Paper 6 Practical skills
1 Determine the acceleration of a freely-falling object
2 Use a falling-ball method to determine the viscosity of a liquid
3 Determine the young modulus of a material
4 Determine the speed of sound in air using a 2-beam oscilloscope, signal generator, speaker and microphone
5 Investigate the effects of length, Tension and Mass per unit length on the frequency of a vibrating string or wire
6 Determine the wavelength of light from a laser or other light source using a diffraction grating
7 Determine the electrical resistivity of a material.
8 Determine the E.M.F and internal resistance of an electrical cell
9 Investigate the relationship between the force exerted on an object and its change of momentum
10 Use ICT to analyse collisions between small spheres
11 Use an oscilloscope or data logger to display and analyse the potential difference ( P.D) across a capacitor as it charges and discharges through a resistor
12 Calibrate a thermistor in a potential divider circuit as a thermostat
13 Determine the specific latent heat of a phase change
14 Investigate the relationship between pressure and volume of a gas at fixed temperature
15 Investigate the absorption of Gamma Radiation by lead
16 Determine the value of an unknown mass using the resonant frequencies of the oscillation of known masses.
Maths Skills
Answers