4. Our Solar System & Earth

Progress
4.0—Earth & the Formation of Our Solar System
4.1—What Was Young Earth Like?
4.2—Why Is Plate Tectonics Important?
4.3—Ways of Knowing: Our Solar System and Earth
Glossary
Other Materials
Resources
Unit test
10 questions

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About this unit
Billowing clouds of matter spun around and around our young Sun, gradually forming just about everything in our Solar System – from meteors and asteroids to all the planets and moons. One planet in particular would enable the creation of even more remarkable complexity.