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S.S. Formation Vocab
| Question | Answer |
|---|---|
| nebula | a cloud of gas or dust in space |
| condensation | a physical change from the gaseous state of matter to the liquid state |
| accretion | the process of planetesimal growth by material colliding and sticking together |
| nebular capture | growth of icy planetesimals by capturing large amounts of hydrogen and helium |
| Jovian planets | any of the four outermost planets; much larger than Earth and gaseous in nature, with ring systems and many moons |
| Terrestrial planets | any of the four innermost planets; all Earth-like and rocky, with solid surfaces and few moons |
| nebular hypothesis | the most widely accepted model to explain the formation and evolution of the Solar System; suggests that it formed from a collapsing nebula |