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2. The planets
2.1

The origin of the planets

IB Astronomy Syllabus

SL
Syllabus concepts to know
  • 2.1.1 Theories of the origin of the planets including superior planets
  • 2.1.2 Solar nebula model
  • 2.1.3 Condensation and coagulation
  • 2.1.4 Significance of the Sun’s T-Tauri phase for the
  • 2.1.5 Origin of the asteroids based on the
  • 2.1.6 Oort Cloud
  • 2.1.7 Origin of the Moon
  • 2.1.8 Planetary differentiation
  • 2.1.9 Forms of heating within a planet
  • 2.1.10 Creation of the Earth’s magnetic field
  • 2.1.11 Terrestrial planets (ignoring Mercury) and gas
  • 2.1.12 Details of magnetic field configuration – type Astronomy guide

1.3 The birth, life and death of stars

2.2 Life on Earth

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