Unit 1
GCSE Astronomy
Our Environment Through Time
Our Environment Through Time. Periods of Human History that Impacted the Environment 1) Hunter - Gatherers 2) Agricultural Revolution 3) Industrial Revolution.
Chapter 3 Page 62 Planet Earth The Earth as a System The Earth is an integrated system that consists of rock, air, water, and living things that all.
Natural Sciences and Technology Grade 5 Term 4: Planet Earth and Beyond Planet Earth (PPT 2)
Planet Earth The Earth is composed of several integrated parts (spheres) that interact with one another: atmosphere hydrosphere solid earth (lithosphere)
