A-Level Physics: Edexcel Year 1 & AS Complete Revision & Practice with Online Edition: ideal for catch-up and the exams in 2022 and 2023 (CGP A-Level Physics)

Contents
Topic 1 — Working as a Physicist
	The Scientific Process
	The Scientific Process
	Quantities and Units
	Quantities and Units
	Planning and Implementing
	Planning and Implementing
	Analysing Results
	Analysing Results
	Measurements and Uncertainties
	Measurements and Uncertainties
	Evaluating and Concluding
	Evaluating and Concluding
Topic 2 — Mechanics
	Scalars and Vectors
	Scalars and Vectors
	Motion with Uniform Acceleration
	Motion with Uniform Acceleration
	Free Fall
	Free Fall
	Projectile Motion
	Projectile Motion
	Displacement-Time Graphs
	Displacement-Time Graphs
	Velocity-Time and Acceleration-Time Graphs
	Velocity-Time and Acceleration-Time Graphs
	Forces
	Forces
	Newton\'s Laws of Motion
	Newton\'s Laws of Motion
	Drag and Terminal Velocity
	Drag and Terminal Velocity
	Momentum
	Momentum
	Work and Power
	Work and Power
	Conservation of Energy and Efficiency
	Conservation of Energy and Efficiency
	Mass, Weight and Centre of Gravity
	Mass, Weight and Centre of Gravity
	Moments
	Moments
Topic 3 — Electric Circuits
	Charge, Current and Potential Difference
	Charge, Current and Potential Difference
	Resistance and Resistivity
	Resistance and Resistivity
	I-V Characteristics
	I-V Characteristics
	Electrical Energy and Power
	Electrical Energy and Power
	E.m.f and Internal Resistance
	E.m.f and Internal Resistance
	Conservation of Charge & Energy in Circuits
	Conservation of Charge & Energy in Circuits
	The Potential Divider
	The Potential Divider
Topic 4 — Materials
	Hooke’s Law
	Hooke’s Law
	Stress, Strain and Elastic Strain Energy
	Stress, Strain and Elastic Strain Energy
	The Young Modulus
	The Young Modulus
	Stress-Strain and Force-Extension Graphs
	Stress-Strain and Force-Extension Graphs
	Density, Upthrust and Viscosity
	Density, Upthrust and Viscosity
Topic 5 — Waves and Particle Nature of Light
	The Nature Of Waves
	The Nature Of Waves
	Types of Wave
	Types of Wave
	Polarisation of Waves
	Polarisation of Waves
	Ultrasound Imaging
	Ultrasound Imaging
	Superposition and Coherence
	Superposition and Coherence
	Stationary (Standing) Waves
	Stationary (Standing) Waves
	Refractive Index
	Refractive Index
	Lenses
	Lenses
	Diffraction
	Diffraction
	Diffraction Gratings
	Diffraction Gratings
	Light — Wave or Photon?
	Light — Wave or Photon?
	The Photoelectric Effect
	The Photoelectric Effect
	Wave-Particle Duality
	Wave-Particle Duality
Answers
	Topic 1 — Working as a Physicist
		Page 3 — The Scientific Process
		Page 5 — Quantities and Units
		Page 7 — Planning and Implementing
		Page 9 — Analysing Results
		Page 11 — Measurements and Uncertainties
		Page 13 — Evaluating and Concluding
	Topic 2 — Mechanics
		Page 15 — Scalars and Vectors
		Page 17 — Motion with Uniform Acceleration
		Page 19 — Free Fall
		Page 21 — Projectile Motion
		Page 23 — Displacement-Time Graphs
		Page 25 — Velocity-Time and Acceleration-Time Graphs
		Page 27 — Forces
		Page 29 — Newton’s Laws of Motion
		Page 31 — Drag and Terminal Velocity
		Page 33 — Momentum
		Page 35 — Work and Power
		Page 37 — Conservation of Energy and Efficiency
		Page 39 — Mass, Weight and Centre of Gravity
		Page 41 — Moments
	Topic 3 — Electric Circuits
		Page 43 — Charge, Current and Potential Difference
		Page 45 — Resistance and Resistivity
		Page 47 — I-V Characteristics
		Page 49 — Electrical Energy and Power
		Page 51 — E.m.f. and Internal Resistance
		Page 53 — Conservation of Charge & Energy in Circuits
		Page 55 — The Potential Divider
	Topic 4— Materials
		Page 57 — Hooke’s Law
		Page 59 — Stress, Strain and Elastic Strain Energy
		Page 61 — The Young Modulus
		Page 63 — Stress-Strain and Force-Extension Graphs
		Page 65 — Density, Upthrust and Viscosity
	Topic 5 — Waves and Particle Nature of Light
		Page 67— The Nature of Waves
		Page 69 — Types of Wave
		Page 71 — Polarisation of Waves
		Page 73 — Ultrasound Imaging
		Page 75 — Superposition and Coherence
		Page 77 — Stationary (Standing) Waves
		Page 79 — Refractive Index
		Page 81 — Lenses
		Page 83 — Diffraction
		Page 85 — Diffraction Gratings
		Page 87 — Light — Wave or Photon?
		Page 89 — The Photoelectric Effect
		Page 91 — Wave-Particle Duality
Index
Index
Index