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Hoyle’s Concept of Steady State:

The Origin and Evolution of Earth: Formation of planets
Geography

The Origin and Evolution of Earth

The Origin and Evolution of Earth When the solar system settled into its current layout about 4.5 billion years ago, Earth formed when gravity pulled swirling gas and dust in to become the third planet from the Sun. Earth has a central core, a rocky mantle, and a solid crust. Read more…

By pcsclasses, 2 yearsMarch 24, 2023 ago
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