1. What is the nebular theory? Explain how this theory is believed to have formed the solar system. Include the following vocabulary words in your discussion: solar nebula, protosun, planetesimals, and protoplanets?

2. How is Earth unique compared to other planets in our solar system (include at least 3 unique characteristics)? How is it similar (include at least 3 similarities)

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1 According to the nebular hypothesis stars form in massive and dense clouds of molecular hydrogen g... View the full answer