Course: Egypt • Second Year of Preparatory School • First Term • Science

Table of Contents

• Periodicity of Elements and Their Properties
  • History of the Periodic Table
  • The Periodic Table
  • Chemical Properties of Metals and Nonmetals
  • Alkali Metals
  • Halogens
  • Properties of Water
  • Water Pollution
• The Atmosphere and Protecting Planet Earth
  • The Atmosphere
  • The Layers of the Atmosphere
  • Earth’s Magnetic Field
  • The Ozone Layer
  • Global Warming
• Fossils and Protecting Species from Extinction
  • Fossils
  • Extinction
  • Food Chains and Food Webs