Name: ___________________________________ Period: ________ Date: _________________ Chapter 27 Section 1: Formation of the Solar System Name: ___________________________________ Period: ________ Date: _________________ Chapter 27 Section 1: Formation of the Solar System Define the following terms a. Solar System: Define the following terms a. Solar System: b. Planet: b. Planet: c. Solar nebula : c. Solar nebula : d. Planetesimal: d. Planetesimal: Review Questions 1. Describe the nebular hypothesis. Review Questions 1. Describe the nebular hypothesis. 2. Explain how planetesimal differs from protoplanets. 2. Explain how planetesimal differs from protoplanets. 3. Describe how planet developed. 3. Describe how planet developed. 4. Explain why the outer planets are more gaseous than the inner planets. 4. Explain why the outer planets are more gaseous than the inner planets. 5. List three reasons that Earth was hot when it formed. 5. List three reasons that Earth was hot when it formed. 6. Summarize the process by which the land, atmosphere, and ocean of Earth formed. 6. Summarize the process by which the land, atmosphere, and ocean of Earth formed.