Grade 9 Natural Science Earth Science Concepts Practice Test

Planet Earth and Beyond (Astronomy & Geography Focus)

  • The Atmosphere: Investigating the composition of gases and properties of atmospheric layers (troposphere, stratosphere, mesosphere, thermosphere).
  • Greenhouse effect and global warming: Analysing how human activity affects Earth’s systems and climate.
  • Mining of mineral resources: Looking into lithosphere mining, raw ore processing, and environmental impacts

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