341 Origin of Planet Earth (also see pp. 55-58 in book) A.Stellar explosion B.Spinning nebular cloud...
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34 1 Origin of Planet Earth (also see pp. 55-58 in book) A. Stellar explosion B. Spinning nebular cloud C. Gravitation of dust particles and gases D. Further collision and aggregation of proto-planets E. True planets form about 4.6 billion years ago
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Transcript of 341 Origin of Planet Earth (also see pp. 55-58 in book) A.Stellar explosion B.Spinning nebular cloud...
34 1
Origin of Planet Earth(also see pp. 55-58 in book)
A. Stellar explosionB. Spinning nebular
cloudC. Gravitation of dust
particles and gasesD. Further collision and
aggregation of proto-planets
E. True planets form about 4.6 billion years ago