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Revision notes
IGCSE
Physics
Edexcel IGCSE
Higher
Current - Calculations

Current - Calculations

Physics: Edexcel IGCSE, topic 2.2.3

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Previous topic2.2.2 Current - Equation Next topic2.2.4 Conductors & Insulators

Physics: Edexcel IGCSE contents

1 Forces & Motion
2 Electricity
3 Waves
4 Energy Resources & Energy Transfers
5 Solids, Liquids & Gases
6 Magnetism & Electromagnetism
7 Radioactivity & Particles
- 7.1 Atoms
  7.1.1 Atomic Model
  7.1.2 Structure of an Atom
  7.1.3 The Charges of Sub-Atomic Particles
  7.1.4 Alpha Particles
  7.1.5 The Model of the Atom
  7.1.6 Proton & Nucleon Numbers
  7.1.7 Atoms & Ions
  7.1.8 Isotopes 1
  7.1.9 Isotopes 2
  7.1.10 Carbon Nuclides
- 7.2 Radioactivity
  7.2.1 Radioactive Decay
  7.2.2 Types of Radiation
  7.2.3 Three Types of Emission
  7.2.4 Ionising vs Penetration
  7.2.5 Nuclear Fission
  7.2.6 Nuclear Reactors
  7.2.7 Nuclear Fission - Uncontrolled Chain Reaction
  7.2.8 Radioactive Decay
  7.2.9 Decay Equations
  7.2.10 Nuclear Fission Equation
  7.2.11 Half Life & Background Radiation
  7.2.12 Measuring Half-Life From a Graph
  7.2.13 Background Radiation
  7.2.14 Practical Applications of Radiation
  7.2.15 Ions & Ionising Radiation
  7.2.16 Safety Precautions
  7.2.17 Peer Review
  7.2.18 End of Topic Test - Radioactivity & Particles
  7.2.19 Grade 9 - Radioactivity & Particles
  7.2.20 Exam-Style Questions - Radioactive Decay
8 Astrophysics
- 8.1 Motion in the Universe
  8.1.1 The Solar System
  8.1.2 Gravitational Field Strength
  8.1.3 Orbits
  8.1.4 Orbital Motion
- 8.2 Evolution of Stars
  8.2.1 Life Cycle of a Star like the Sun
  8.2.2 Life Cycle of a Star Much Bigger than the Sun
  8.2.3 Absolute Magnitude
  8.2.4 Hertzsprung-Russell Diagrams
  8.2.5 Exam-Style Questions - Life Cycle of a Star
- 8.3 Cosmology
  8.3.1 The Big Bang
  8.3.2 Evidence for the Big Bang
  8.3.3 CMB Radiation
  8.3.4 End of Topic Test - Astrophysics

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